{"title":"Complete Online Inventory","description":null,"products":[{"product_id":"mimetite-with-brochantite-on-quartz","title":"MIMETITE with BROCHANTITE on QUARTZ","description":"Cream to light brown and tan Mimetite crystals are richly aggregated and scattered over a flat plate of Quartz matrix from Wheal Unity at St. Day in Cornwall.  Wheal Unity worked the same lode as Wheal Gorland and is associated with a similar suite of minerals, including Mimetite.  The Mimetite forms as acicular prismatic crystals measuring to 6 mm, which are visually enhanced set against pale peppermint green areas of Brochantite. ","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780360184143,"sku":"CC10016","price":444.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10016.jpg?v=1783967799"},{"product_id":"cuprite-with-chlorite","title":"CUPRITE with CHLORITE","description":"A rib of Quartz-Chlorite gossan with an extremely vuggy and porous structure is richly invested with carpets of sparkling metallic deep maroon octahedral Cuprite crystals, most to about 1 mm in size, but some up to 3 mm across. Small cabinet in size, it displays very well indeed. It is from perhaps the best-known mineral occurrence in Cornwall - Wheal Gorland at St. Day, near Redruth - where stunning crystallized Cuprite was encountered during the earliest years of the 19th century. The myriad of Cuprite crystals and their numerous bright lustrous faces, give a constant sparkle from all angles.  A showy display specimen of old-time classic British Cuprite. An old typed label accompanies the specimen but gives no background to its history.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780360479055,"sku":"CC10021","price":888.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10021.jpg?v=1783967801"},{"product_id":"tetrahedrite-galena-and-quartz","title":"TETRAHEDRITE, GALENA and QUARTZ","description":"A block of milky-white vein Quartz coated with 2 to 3 mm clear glassy Quartz crystals, cuboctahedral Galena, and Tetrahedrite crystals to 1.3 cm hidden beneath a velvet-like coating of slightly iridescent brassy Chalcopyrite. A choice example of this combination of species from the Herodsfoot mine at Lanreath in Cornwall, England. Comes with three labels, one a green Barstow stock label.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780360577359,"sku":"CC10038","price":481.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10038.jpg?v=1783967804"},{"product_id":"cuprite-with-native-copper-2","title":"CUPRITE with NATIVE COPPER","description":"A rich crystal specimen of sparkling intergrown octahedra of Cuprite measuring around 4-5mm with areas of metallic reddish Native Copper on a white Quartz matrix. From one of the mines in the Camborne-St. Day area and comes with an old label.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780360806735,"sku":"CC10039","price":370.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10039.jpg?v=1783967806"},{"product_id":"calcite-with-pyrite-on-fluorite","title":"CALCITE with PYRITE on FLUORITE","description":"A pleasing specimen of Calcite crystals with Pyrite on green Fluorite, from Klichka, Russia. The specimen displays 'hexagonal' crystals of Calcite to 2.5cm, with sparkling micro-crystals of Pyrite on a druse of white Quartz on cubic crystals of Fluorite.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780360905039,"sku":"CC10040","price":518.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10040.jpg?v=1783967808"},{"product_id":"fluorite-67","title":"FLUORITE","description":"A pleasing specimen of translucent apple green Fluorite octahedral-cubic with a zone of purple to limited faces. From the Rottleberode area in Germany.   ","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780361036111,"sku":"CC10046","price":555.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10046.jpg?v=1783967811"},{"product_id":"fluorite-275","title":"FLUORITE","description":"A pleasing group of intergrown octahedral pastel purple Fluorite crystals measuring to 1.2cm in a matrix of creamy 'Feldspar, and white Quartz matrix. From a Fluorspar mine near Sch'nbrunn, Germany.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780361429327,"sku":"CC10047","price":259.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10047.jpg?v=1783967814"},{"product_id":"skutterudite-2","title":"SKUTTERUDITE","description":"Well-formed bright metallic silvery-grey crystals of Skutterudite measuring to 1cm display fine cube-octahedral habit, from Schneeberg, Germany. Crystals of Skutterudite are partly coated by gemmy-translucent Quartz. A rich specimen from the area, and comes with an old handwritten label.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780361560399,"sku":"CC10052","price":925.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10052.jpg?v=1783967816"},{"product_id":"kermesite-3","title":"KERMESITE","description":"A rich maroon lustrous red crystal spray of Kermesite measuring to 1.5 cm associated with metallic grey crystals of Stibnite are seen in a Quartz lined cavity in a grey Stibnite impregnated country rock. From Br'unsdorf, Germany.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780361625935,"sku":"CC10054","price":370.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10054.jpg?v=1783967819"},{"product_id":"chalcocite-11","title":"CHALCOCITE","description":"A classy historic Cornish miniature.  Platy to tabular pseudohexagonal gunmetal grey Chalcocite crystals, up to to 1 cm across, and with a fine historic patina lustre form a pure Chalcocite aggregate. The shape and size of these crystals is excellent and although it is provenanced simply as Redruth, it is likely from one of the famous copper (and later tin) mines running from Redruth towards Camborne in the west. Because of the nature of zonation within these deposits, with copper nearer the surface and tin at depth, this is likely to be a very old specimen. Its most recent history lay in Germany, within one of the foremost private collections.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780361724239,"sku":"CC10059","price":1480.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10059_0af22ea9-e09f-4c78-8cda-06f7392990db.jpg?v=1783967822"},{"product_id":"chalcosiderite-3","title":"CHALCOSIDERITE","description":"A rich specimen of dark emerald-green Chalcosiderite on iron-rich brecciated Quartz from Wheal Phoenix at Minions, Linkinhorne, Liskeard, Cornwall.  The habit of the Chalcosiderite is different from typical specimens in that it has formed individual crystals scattered over the matrix surface.  Normally these cluster together to form 1 to 2 mm rosettes forming a drusy surface. Comes with an A.E. Foote label in like-new condition.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780361757007,"sku":"CC10061","price":148.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10061_c454ac0c-1cce-4c3c-9221-ce719bf29722.jpg?v=1783967824"},{"product_id":"siderite-12","title":"SIDERITE","description":"Intergrown dark chocolate brown pyramidal crystals of Siderite measuring to around 5 mm are formed over a typical Quartz lode-veinstone from the Carn Brea Mine, Camborne, Cornwall.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780361789775,"sku":"CC10064","price":259.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10064_e1a2b1f7-ec28-48c3-a789-b48eeb392135.jpg?v=1783967827"},{"product_id":"cuprite-var-chalcotrichite-2","title":"CUPRITE  Var. CHALCOTRICHITE","description":"A charming 'old time' specimen-rich in translucent, Burgundy-red Cuprite crystals and felt-like coatings of the acicular variety 'Chalcotrichite'. This specimen is from the Old Gunnislake mine, part of the Clitters United Mines at Gunnislake in Cornwall. A solid, blocky matrix of limonitic Quartz and Cuprite vein material has one deep vug richly lined with Cuprite crystals to about 3 mm, whose habits include cubic, distorted-cubic and cuboctahedral. The remaining areas within the vugs are carpeted with micro-crystals of beautifully reticulated 'Chalcotrichite'. A super Cuprite from the historic Old Gunnislake mine in north Cornwall, England.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780361986383,"sku":"CC10065","price":555.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10065_2282fed9-cf48-40ab-96ef-4666e9e4fc1b.jpg?v=1783967829"},{"product_id":"native-bismuth-7","title":"NATIVE BISMUTH","description":"A neat thumbnail specimen of a bush-like arborescent crystals of Native Bismuth from St. Andrasberg, Saxony, Germany.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780362019151,"sku":"CC10069","price":333.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10069_9d9e9f5f-6f73-495a-a2bf-c4ed0c96b14e.jpg?v=1783967831"},{"product_id":"acanthite-pseudomorphous-after-argentite","title":"ACANTHITE pseudomorphous after ARGENTITE","description":"This is a superb old-time European silver sulphide, magnificent in its crystallization. Miniature in size, the Acanthite crystals are incredibly prominent forming stacked, repeatedly twinned octahedral crystals, displaying a metallic grey appearance. Acanthite is technically monoclinic (bladed) in form but its polymorph Argentite is isometric (cubic). However, Argentite does not exist at below 177 C at atmospheric pressure - the internal form being replaced, or pseudomorphed, perfectly by Acanthite. The largest crystal here measures an impressive 1 cm across and in combination with the others forms an arborescent array in several crystal branches. It is from the important historic silver-mining district of Freiberg in Saxony, Germany. A stunning miniature specimen of rich silver ore with fine crystals. A green Richard W. Barstow sales label dating to pre-1982 accompanies this specimen.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780362084687,"sku":"CC10072","price":3701.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10072_aee33bd5-4c7f-4aa8-9484-5b4b027ce963.jpg?v=1783967835"},{"product_id":"maucherite-with-nickeline","title":"MAUCHERITE with NICKELINE","description":"A miniature containing two nickel arsenate minerals, Maucherite and Nickeline, from the Mansfeld Basin in Saxony-Anhalt, Germany; this being the type locality for Maucherite.  The specimen is composed entirely of these two metallic species, save for small patches of pinkish-cream platy Baryte, each roughly 1 x 1 cm.  Despite being metallic, the specimen is vuggy due to crystallised cavities and voids remaining from the dissolution of other previous species, i.e. epimorphs.  The Maucherite appears as silver-gunmetal grey areas but displaying a reddish grey when the specimen in tilted in good light.  The Nickeline is dull brassy-gold and is fairly well crystallised.  An interesting combination of species from this once important mining district.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780362117455,"sku":"CC10079","price":888.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10079_f7bf1761-8a96-4b31-a669-29cc7a293dd7.jpg?v=1783967836"},{"product_id":"native-silver-7","title":"NATIVE SILVER","description":"A specimen displaying excellent crystal arborescent habit best seen under magnification, with a metallic grey patina of Acanthite to some areas of the specimen, and with curled wires of Native Silver on a Calcite matrix. From the Neujahrsmaassen Mine, Saxony, Germany.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780362150223,"sku":"CC10082","price":592.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10082_0e6d3870-1755-4556-92a8-79df595003e1.jpg?v=1783967839"},{"product_id":"acanthite-5","title":"ACANTHITE","description":"A bright metallic silvery-grey crystal of Acanthite measuring to nearly 5mm sits neatly at the front of a long platy Calcite crystal-lined cavity, a further Acanthite crystal measuring 2mm is seen in another Calcite cavity, with partly formed Acanthite ones also on the specimen. From the Vater Abraham Mine, Lauta, Germany.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780362182991,"sku":"CC10083","price":925.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10083_49eb86d5-3921-47cb-9120-ec6bda2d9f3c.jpg?v=1783967841"},{"product_id":"dyscrasite-2","title":"DYSCRASITE","description":"A heavy small cabinet specimen of Dyscrasite displaying intergrown metallic grey and grey-yellow crystals, many with a glistening micro-crystal surface of an undefined mineral on the Dyscrasite. A rich specimen from the Harz mining area in Germany. The specimen has been etched out of a surrounding Calcite matrix to better reveal the Dyscrasite.  ","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780362215759,"sku":"CC10087","price":2220.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10087_ff3f7f85-7cb8-4a01-b191-d07ed7a556e0.jpg?v=1783967844"},{"product_id":"fluorite-276","title":"FLUORITE","description":"A lustrous, composite crystal of deep purple Fluorite from Marienschacht mine, within the W'lsendorf Fluorite Mining District of Bavaria.  The display face of the main crystal measures approximately 4.8 x 3.9 cm and is built from numerous smaller Fluorite crystals which form an overall inwardly curving, concave surface.  Attached are many much smaller Fluorite crystals (typically between 0.5 to 1 cm) and occasional orange tipped tiny Quartz crystals.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780362346831,"sku":"CC10096","price":148.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10096_ca5dca1c-127f-4380-ba6e-8ec5550bb8ba.jpg?v=1783967847"},{"product_id":"nickelskutterudite","title":"NICKELSKUTTERUDITE","description":"A brilliantly metallic lustred specimen of silvery-grey Intergrown Nickelskutterudite crystals measuring to an impressive 1.8cm displaying major cubic faces with the development of small octahedral and dodecahedral faces. On a matrix of reddish Siderite and light grey-brown rock from Schlema, Germany. A fine specimen of Nickelskutterudite from the mining area.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780362379599,"sku":"CC10098","price":888.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10098_8b84d096-adbb-44a4-959f-99f49a256609.jpg?v=1783967849"},{"product_id":"pucherite","title":"PUCHERITE","description":"Abundant microcrystals of dull apricot orange to brownish-red Pucherite are aggregated and scattered over much of the ferruginous slate matrix. Pucherite, a rare bismuth vanadate, forms dozens of submillimetre crystals, the largest of which is 1 mm in length. This miniature is from the type locality at Pucher Shaft, Wolfgang Maaßen mine at Schneeberg in Saxony, Germany. The specimen comes with a Tausch label (No. 470). Please note, this specimen contains two noticeable cracks. Although the specimen seemed robust, for caution these cracks have been stabilised in our lab by injecting tiny amounts of a hardener and executed so that it is not visible.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780362445135,"sku":"CC10100","price":888.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10100_c3e7b092-7cae-4b16-aecb-a74813bb10a2.jpg?v=1783967852"},{"product_id":"stephanite-5","title":"STEPHANITE","description":"Rare and well-formed cluster of platy pseudohexagonal Stephanite crystals measuring overall to 1.7cm with rich metallic grey colour from a vein of mixed Galena and Stephanite in an off-white Calcite matrix from Freiberg, Germany. The specimen comes with an old label.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780362477903,"sku":"CC10101","price":3331.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10101_01492e02-d303-4b1a-baa6-fc539152ad1d.jpg?v=1783967854"},{"product_id":"acanthite-6","title":"ACANTHITE","description":"The magnificently named Gesegnete Bergmannshoffnung mine at Obergruna, near to Freiberg in Saxony, Germany, was one of the richest silver mines in the area and is famed for its superb suite of silver minerals.  This museum-grade miniature of crystallised Acanthite is a marvellous example of this low temperature form of silver sulphide, with chunky crystals to almost 2 cm clustered over a matrix of coarsely-granular vein Quartz.  The Acanthite crystals have multiple-stepped faces and are graphite-grey with a slightly greasy metallic lustre.  An excellent, high-grade miniature of superbly crystallised Acanthite from Saxony mounted on a square acrylic base.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780362543439,"sku":"CC10102","price":2961.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10102.jpg?v=1783967856"},{"product_id":"maucherite","title":"MAUCHERITE","description":"A very rich specimen of the Nickle Arsenide Maucherite from the Eisleben area in Germany. Several cavities on the specimen display well-formed metallic bladed crystals of Maucherite characteristically associated with metallic pinkish Nikaline with some crystals apparent and Calcite areas. A rich Maucherite specimen from the area.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780362576207,"sku":"CC10107","price":2591.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10107_87dfbc7d-f40e-49a2-b78c-19e656d3495d.jpg?v=1783967859"},{"product_id":"plagionite-on-galena","title":"PLAGIONITE on GALENA","description":"Grey-black metallic globular clusters of the very rare mineral Plagionite are richly distributed over a miniature bed of modified octahedral Galena crystals from the Pfannenberger Einigkeit mine, at Salchendorf in North Rhine-Westphalia.  Plagionite is a lead-antimony sulphide and forms hemispherical micro-cockscomb clusters of 2 to 3 mm diameter, of deep lead-grey.  Scattered over the Galena and between the Plagionite are micro-crystals of brassy Chalcopyrite.  A superb specimen and example of this very rare species, Plagionite.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780362608975,"sku":"CC10108","price":2961.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10108_5b9034bb-dae2-4e72-a807-35c925961e38.jpg?v=1783967862"},{"product_id":"argentopyrite","title":"ARGENTOPYRITE","description":"","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780362903887,"sku":"CC10110","price":2591.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10110_18cbc938-d2b9-4d1c-88f4-41c7490e550b.jpg?v=1783967865"},{"product_id":"pyrargyrite-10","title":"PYRARGYRITE","description":"A very rich specimen of Pyrargyrite displaying a cluster of intergrown substantial crystals measuring to 7mm with a bright silvery-grey colour and areas of ruby-red. A fine specimen from the Alberoda area, Saxony, Germany.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780362936655,"sku":"CC10111","price":629.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10111_66db8d86-1cb7-4ddd-a661-da8f9658f2d6.jpg?v=1783967866"},{"product_id":"whewellite","title":"WHEWELLITE","description":"An unusually twinned crystal of Whewellite forming a white arrow-like crystal with a thin bladed crystal developed from one of the faces, measuring to 4 cm. From Sclema-Hartenstein District, Saxony, Germany.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780363002191,"sku":"CC10113","price":2591.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10113_71d9ea2a-e7e8-4f8d-8036-fbb4d583e228.jpg?v=1783967869"},{"product_id":"proustite-on-calcite-1","title":"PROUSTITE on CALCITE","description":"Metallic silvery-red crystals of the silver-arsenide sulphosalt Proustite, measuring to 5 mm, are associated with metallic grey crystals of possible Stephanite, with translucent pale lemon yellow Calcite crystals and sparsely scattered Pyrite crystals.  A lovely Proustite from the Freiberg mining area in Saxony, Germany.  ","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780363166031,"sku":"CC10114","price":666.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10114_1398d46d-0747-446e-a2a2-5ea13edb0215.jpg?v=1783967873"},{"product_id":"mellite-2","title":"MELLITE","description":"Mellite is a very unusual organic compound, an aluminium benzene hexacarboxylate hydrate, formed as a secondary mineral in lignite (low grade coal) deposits. This deep golden-honey coloured octagonal crystal is from the Type Locality at Artern in the Unstrut Valley of Thuringia, Germany. The upper four faces are virtually complete whereas the opposite, lower four faces exhibit contact points making each face somewhat uneven. The specimen is mounted on a small, elegant, glazed white porcelain pedestal, attached by honey-coloured wax. Ex Huber collection.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780363395407,"sku":"CC10116","price":222.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10116_c98e76a0-e5b2-4ec3-8abf-faa14e71ba71.jpg?v=1783967874"},{"product_id":"pyrostilpnite-1","title":"PYROSTILPNITE","description":"Rare platy-bladed substantial aggregated crystals of translucent orange-red Pyrostilpnite measuring overall to 6mm+ are seen in a deep Calcite-Quartz cavity from the Samson Mine, St. Andreasberg, Germany. A neat example of this rare silver species.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780363559247,"sku":"CC10117","price":1850.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10117_7e911570-0488-43fb-8003-d3457e742aad.jpg?v=1783967877"},{"product_id":"dyscrasite-3","title":"DYSCRASITE","description":"A richly intergrown specimen of metallic pinkish Dyscrasite after Native Silver and associated with metallic grey Acanthite displaying some crystal development from an etched Calcite matrix. From the Samson Mine, St. Andreasberg, Germany.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780363592015,"sku":"CC10118","price":1850.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10118_b7dfbb07-4f2b-42a4-8461-f9f7e3fbe932.jpg?v=1783967879"},{"product_id":"native-silver-8","title":"NATIVE SILVER","description":"A very rich specimen of intergrown wires and threads of Native Silver to around 7 mm with reddish-silvery colour and areas of Native Silver with a superficial veneer of metallic dark grey Acanthite. A fine Native Silver from Niederschlema, Saxony, Germany. ","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780363624783,"sku":"CC10123","price":3701.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10123_5fb96f10-6f2f-4b3f-8629-e28122d7a3f7.jpg?v=1783967882"},{"product_id":"calomel-with-cinnabar-and-native-mercury","title":"CALOMEL with CINNABAR and NATIVE MERCURY","description":"Calomel, a rare mercury chloride mineral, was first described from Landsberg in Rhineland-Palatinate, Germany. This large miniature specimen from Landsberg hosts intergrown crystals of light brown to grey Calomel lining a number of cavities measuring to 1.4 cm across and associated with red Cinnabar, and other undefined species. Minor green areas of Malachite are also present. One small cavity has a metallic bubble of Native Mercury in it. From a well respected German private collector. A rich example of Calomel from the Type Locality region.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780363690319,"sku":"CC10125","price":925.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10125_41591d6c-9891-41be-b508-5eb62767180f.jpg?v=1783967884"},{"product_id":"proustite-20","title":"PROUSTITE","description":"\u003cp\u003eDeep purple-red Proustite with a fine resinous to sub-metallic lustre forms an aggregate (1.2 x 1.1 x 1.0 cm) of crystals with lovely stepped growth lines on their crystal faces. The largest crystal extends to 1 cm in length, but most are much smaller. There is a little damage to parts of this aggregate but for a matrix-hosted specimen this is a quite large display of Proustite crystals from the famous historic Freiberg silver-mining district and presents well on its banded crystalline white Calcite. Beneath the Calcite lies rich Galena, Sphalerite and Pyrite, and there are a few smaller patches of Proustite sat on and within the Calcite too. Ex Horst Wolle Collection.\u003c\/p\u003e","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780363854159,"sku":"CC10127","price":555.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10127_Proustite_Germany_20190228102634_C_ed.jpg?v=1779740120"},{"product_id":"allargentum-1","title":"ALLARGENTUM","description":"A very fine and relatively rare specimen of the silver antimonide mineral, Allargentum from the Schlema-Hartenstein District of Saxony, Germany.  A 3 x 2 cm grey-green schist-like matrix forms the base of a much larger crystallised specimen of pale white-silvery-golden Allargentum that has developed as a heavy and solid mass covered in a spongy, honeycomb cells and interconnected ridges.  A superb example of this uncommon and seldom seen species.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780364017999,"sku":"CC10130","price":1850.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10130_059be20f-4186-437b-a745-4c8589049b34.jpg?v=1783967889"},{"product_id":"dyscrasite-4","title":"DYSCRASITE","description":"A lovely miniature of the silver antimonide Dyscrasite from the St. Andreasberg district in Lower Saxony, Germany.  Characteristic thick-set acicular crystals form crossed parallel arrays covering a 2.5 x 1.5 cm area on a milky Calcite matrix.  The Dyscrasite crystals measure to about 1.5 cm long, lying flat against the matrix.  Those in direct contact with the matrix tend to be untarnished pink-tinted silver and those sitting proud have a semi-lustrous black patina.  A fine example of the rare species Dyscrasite.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780364050767,"sku":"CC10133","price":481.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10133_8f440a85-ae53-4aac-9b64-0bb4b66080c3.jpg?v=1783967891"},{"product_id":"erythrite-1","title":"ERYTHRITE","description":"One important classic mineral find in Europe was the rare hydrated cobalt arsenate Erythrite, at the Schneeberg mines in the Saxony silver mining region of Germany. This rich little specimen has a nice three-dimensional group of metallic cobalt-pink Erythite crystals to about 5 mm high emerging from an open vug in a Quartz veinstone matrix.  The Erythite forms acicular flattened blades which vary from transparent and quite gemmy to opaque flamingo-pink.  This is a delightful miniature Erythite from the region of Schneeberg, the type locality of this species.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780364149071,"sku":"CC10136","price":444.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10136_367e4069-cb26-421a-b813-875f928dc4ad.jpg?v=1783967893"},{"product_id":"argentite-5","title":"ARGENTITE","description":"A vuggy mass of intergrown, crude, metallic silvery-black Acanthite crystals on a thin granular matrix of sandy-tan quartz.  Acanthite is the low-temperature paramorph of the silver sulphide Argentite; at ambient room temperature, only Acanthite can exist.  By convention, the crude crystals resembling Argentite in this specimen may be more properly named 'Acanthite after the octahedral high-temperature phase Argentite', although this may require a longer label!  This is a great specimen from Schlema in Erzgebirge, Saxony, Germany.  ","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780364181839,"sku":"CC10137","price":592.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10137_7d886f84-387c-4bbc-8b81-538158f8a9ff.jpg?v=1783967896"},{"product_id":"hydrocerussite-3","title":"HYDROCERUSSITE","description":"A cute miniature specimen of Hydrocerussite from Merehead Quarry, Somerset, England. The Hydrocerussite forms an aggregate of platy to thick disc like crystals to 1.5cm coated by lustrous glassy crystalline Cerussite. A pleasing example of Hydrocerussite from the locality.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780364214607,"sku":"CC1014","price":296.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC1014_a450ed44-8fd8-4ae5-b568-2dc7fbff3991.jpg?v=1783967899"},{"product_id":"pucherite-1","title":"PUCHERITE","description":"Pucherite is a rare bismuth vanadate described from Pucher Shaft, Wolfgang Maaßen mines, Erzgebirge, Saxony, Germany. This miniature specimen is from this, the Type Locality, and features one surface liberally scattered with well-formed sub-millimeter sized reddish brown orthorhombic Pucherite crystals.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780364280143,"sku":"CC10142","price":555.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10142_8ca2b239-754c-4695-bbf1-870123085771.jpg?v=1783967902"},{"product_id":"calcite-40","title":"CALCITE","description":"A superb twinned and gemmy Calcite from the area around Pau in the Pyr'n'es-Atlantiques department of France.  Complex scalenohedral Calcite crystals, of similar habit and appearance to those found in west Cumbria (England), cover a small matrix of light pinkish-tan siltstone.  The crystals are developed to 2 cm tall and one is beautifully twinned more towards the 'butterfly' habit than the more-common 'heart' twin.  The large crystals are almost water-clear and sit on a bed of translucent milky Calcite.  An excellent example of a good Calcite twin and from the area around Pau, a seldom seen location.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780364378447,"sku":"CC10143","price":444.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10143_7e719f32-4abd-4099-9f36-14a2e0a422cf.jpg?v=1783967904"},{"product_id":"fluorite-277","title":"FLUORITE","description":"Judging by its handwritten label, this is an old-time yellow Fluorite specimen from the Marienberg mining district at Erzgebirge in Saxony, Germany.  This complexly mineralised area exploited about 150 veins and is known to have contained around 100 mines between the 12th century to around 1960 when operations eventually ceased.  No complete cubes are present due to the relative size of individual crystals with respect to the specimen's size.  The crystals are a mild straw-lemon with quite gemmy corners grading to cloudy lemon-white centres; the largest crystal edge measures 3.5 cm.  Small, 1 mm Chalcopyrite crystals and sucrosic white Quartz are deposited on some preferentially oriented faces.  A nice straw-yellow Fluorite from Marienberg.  ","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780364411215,"sku":"CC10160","price":222.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10160_94dc4832-861b-4576-b912-b92558fb4a52.jpg?v=1783967907"},{"product_id":"tetrahedrite-with-siderite","title":"TETRAHEDRITE with SIDERITE","description":"Very bright metallic grey crystals of Tetrahedrite measuring to 6mm are intergrown on a Quartz druse matrix with metallic yellow Chalcopyrite and thin platy crystals of Siderite. From the Georg Mine, Willroth, Germany.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780364443983,"sku":"CC10164","price":888.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10164_5e71d3bc-acb5-4e1d-8ab4-734878340ae9.jpg?v=1783967909"},{"product_id":"pyrargyrite-with-calcite","title":"PYRARGYRITE with CALCITE","description":"An incredibly rich specimen of the silver sulphantimonide Pyrargyrite, occurring as crystals to around 7 mm across which richly encompass a matrix of light grey rhombic Calcite crystals.  From the famous Samson Mine, close to St. Andreasberg in the Harz Mountains of Lower Saxony, Germany, the Pyrargyrite crystals form lustrous, silver-black complex crystals, some displaying onion-skin layering following part dissolution and in places are deep blood-red.  A classic specimen of Pyrargyrite with many large well-formed crystals from St. Andreasberg.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780364902735,"sku":"CC10167","price":3701.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10167_f9f6346b-ea7b-4060-a0a3-20c3b8cade4a.jpg?v=1783967911"},{"product_id":"malachite-13","title":"MALACHITE","description":"Rich crusts of flattened botryoidal Malachite partly cover a creamy-tan dolomitic matrix from the old mining district of Brixlegg-Schwaz in the Inn Valley, North Tyrol, Austria.  The Malachite forms small botryoidal hillocks and elongated, stalactitic-type fingers to 2.5 cm long over the matrix; the latter mimicking the underlying foliation within the Dolomite matrix.  The outer, more exposed surfaces of the Malachite have become rounded and polished with time and are a grassy-emerald-green.  Within the troughs of the undulating surface, which offer more protection, the Malachite is light peppermint green with a velvet-matt lustre.  A lovely old time small cabinet specimen.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780365033807,"sku":"CC10168","price":703.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10168_282140a0-ccda-433e-be1e-34506f06026a.jpg?v=1783967914"},{"product_id":"marcasite-9","title":"MARCASITE","description":"A well-formed crystal group of intergrown broad-bladed Marcasite crystals measuring overall to 3 cm, sits atop a white matrix of Calcite crystals, from Oberdorf  Laming, Austria. ","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780365066575,"sku":"CC10170","price":296.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10170_ecc4c57f-5ad7-4ccb-bfd8-68f8ce551866.jpg?v=1783967917"},{"product_id":"tetrahedrite-3","title":"TETRAHEDRITE","description":"A most attractive specimen of bright silver, highly reflective metallic crystals of Tetrahedrite in and around a Calcite lined-vug within a matrix of massive Calcite.  The modified tetrahedral crystals range between 5 and 9 mm on edge and form a rich coverage on this specimen. From the famous Samson mine at St. Andreasberg in Lower Saxony.","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780365099343,"sku":"CC10175","price":629.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10175_2e413887-f882-4271-8af0-47a9bf4ac10c.jpg?v=1783967919"},{"product_id":"malachite-14","title":"MALACHITE","description":"A striking small cabinet specimen of Malachite forming lustrous, radial acicular clusters of vivid emerald green to 1.3 cm diameter, with the most delightful silky sheen. From the Waitschach iron and silver mining area in Carinthia, Austria, the Malachite has formed on a matt black to dark rusty brown Goethite gossan matrix, with further areas of light peppermint green Malachite and flat Malachite sprays on the reverse.  A showy specimen whose lustrous silky crystals grab attention!\n","brand":"Crystal Classics","offers":[{"title":"Default Title","offer_id":57780365295951,"sku":"CC10184","price":407.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/files\/CC10184_c96a29ab-3c78-4651-8ed4-205506d65881.jpg?v=1783967922"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/3748\/2063\/collections\/cc_collection.jpg?v=1784798153","url":"https:\/\/crystalclassics.co.uk\/collections\/complete-online-inventory.oembed?page=12","provider":"Crystal Classics UK","version":"1.0","type":"link"}