{"product_id":"adamite-fluorescent-mineral-ojuela-mine-mexico","title":"Adamite Fluorescent Mineral Specimen – Ojuela Mine, Mexico","description":"\u003cp data-pm-slice=\"1 1 []\"\u003e\u003cspan\u003eDiscover fluorescent Adamite from Ojuela Mine, Mapimí, Durango, Mexico, a classic locality for this zinc arsenate mineral.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTested by GeoFossils, these specimens display their strongest green fluorescence under Medium Wave (MW) UV. Green fluorescence is also visible under Short Wave (SW) and Long Wave (LW) UV, while some specimens show additional pale blue to blue-white fluorescent areas from an unidentified associated mineral phase.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe combination of Ojuela provenance and multi-wavelength fluorescence makes this material particularly relevant to collectors of fluorescent minerals and Mexican mineral specimens.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eUV fluorescence\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eUV wavelength\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eObserved response\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMedium Wave (MW)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePredominant green fluorescence\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eShort Wave (SW)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eGreen fluorescence, generally weaker and more localised than MW\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eLong Wave (LW)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eGreen fluorescence; some specimens also show pale blue to blue-white fluorescence from an unidentified associated mineral phase\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cspan\u003eThese responses have been observed by GeoFossils on the material offered here. Fluorescence can vary between specimens and may appear different according to UV lamp output, ambient lighting and viewing conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eScientific information\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eProperty\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eInformation\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePrimary mineral\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAdamite\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eChemical formula\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eZn₂(AsO₄)(OH)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMineral class\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eArsenate\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMineral group\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOlivenite Group\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCrystal system\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOrthorhombic\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMohs hardness\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3.5\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTypical lustre\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eVitreous\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eLocality\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOjuela Mine, Mapimí, Durango, Mexico\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePredominant UV wavelength\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eMedium Wave (MW)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eObserved fluorescence\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eGreen under MW, SW and LW\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003e\u003cspan\u003eFormation \u0026amp; mineralogy\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eAdamite is a secondary zinc arsenate hydroxide that forms in the oxidised zones of zinc deposits containing arsenic-bearing minerals. It commonly occurs as distinct crystals, radial aggregates, rosettes and crystalline crusts.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe pale blue to blue-white fluorescent areas visible on some GeoFossils specimens have not been analytically identified and are therefore not attributed to a particular associated mineral.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eLocality \u0026amp; collector significance\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eOjuela Mine, Mapimí, Durango, Mexico, is a classic locality for Adamite and a diverse range of secondary arsenate minerals formed within its extensively oxidised mineral deposit.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe locality also has particular mineralogical significance as the type locality of paradamite, the triclinic dimorph of Adamite.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWhat causes the fluorescence?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe green fluorescence documented in some Ojuela Adamite is associated with trace uranyl ions within the mineral. Fluorescence can vary considerably between individual specimens.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eGeoFossils has confirmed the fluorescent response of the material offered here but has not analytically determined the activator within each specimen.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eViewing your UV mineral\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eFor the strongest observed response, view the specimen in a dark environment using an appropriate Medium Wave mineral UV lamp. Short Wave and Long Wave lamps can be used separately to observe the additional responses present within the material.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAlways follow the UV equipment manufacturer's instructions and avoid looking directly into the UV light source.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eCare instructions\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eHandle Adamite carefully and store it separately from harder minerals to reduce the risk of scratching or chipping. Remove loose dust with a soft, dry brush and avoid abrasive cleaning methods or harsh household chemicals.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently asked questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eWhat colour does this Adamite fluoresce?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eGeoFossils has observed green fluorescence under Medium Wave, Short Wave and Long Wave UV. Medium Wave produces the predominant response in this collection.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eWhich UV wavelength is best for viewing this Adamite?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eMedium Wave (MW) produces the strongest green fluorescence observed by GeoFossils on this material.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eWhat are the pale blue or blue-white fluorescent areas?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eSome specimens contain an associated mineral phase that displays pale blue to blue-white fluorescence. This material has not been analytically identified, so GeoFossils does not attribute the response to a particular mineral.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDoes every specimen fluoresce identically?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eNo. Natural variations in mineral distribution mean the coverage and intensity of fluorescence can differ between specimens.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eWhere is this Adamite from?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThis material is from Ojuela Mine, Mapimí, Durango, Mexico.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eLocation\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eOjuela Mine | Mapimí | Durango | Mexico\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003ePlease note\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eNatural mineral specimens vary in shape, colour, crystal coverage and fluorescent response. UV colours may also appear slightly different in person because lamp output, ambient lighting, camera settings and viewing conditions can affect their appearance.\u003c\/span\u003e\u003c\/p\u003e","brand":"GeoFossils","offers":[{"title":"182","offer_id":57628614656373,"sku":null,"price":20.0,"currency_code":"GBP","in_stock":true},{"title":"183","offer_id":57628614689141,"sku":null,"price":20.0,"currency_code":"GBP","in_stock":true},{"title":"184","offer_id":57628614721909,"sku":null,"price":10.0,"currency_code":"GBP","in_stock":true},{"title":"185","offer_id":57628614754677,"sku":null,"price":20.0,"currency_code":"GBP","in_stock":true},{"title":"186","offer_id":57628614787445,"sku":null,"price":10.0,"currency_code":"GBP","in_stock":true},{"title":"187","offer_id":57628614820213,"sku":null,"price":20.0,"currency_code":"GBP","in_stock":true},{"title":"188","offer_id":57628614852981,"sku":null,"price":10.0,"currency_code":"GBP","in_stock":true},{"title":"189","offer_id":57628614885749,"sku":null,"price":20.0,"currency_code":"GBP","in_stock":true},{"title":"190","offer_id":57628614918517,"sku":null,"price":10.0,"currency_code":"GBP","in_stock":true},{"title":"191","offer_id":57628614951285,"sku":null,"price":10.0,"currency_code":"GBP","in_stock":true},{"title":"192","offer_id":57628614984053,"sku":null,"price":10.0,"currency_code":"GBP","in_stock":true},{"title":"193","offer_id":57628615016821,"sku":null,"price":10.0,"currency_code":"GBP","in_stock":true},{"title":"194","offer_id":57628615049589,"sku":null,"price":10.0,"currency_code":"GBP","in_stock":true},{"title":"195","offer_id":57628615082357,"sku":null,"price":10.0,"currency_code":"GBP","in_stock":true},{"title":"196","offer_id":57628615115125,"sku":null,"price":10.0,"currency_code":"GBP","in_stock":true},{"title":"197","offer_id":57628615147893,"sku":null,"price":10.0,"currency_code":"GBP","in_stock":true},{"title":"198","offer_id":57628615180661,"sku":null,"price":20.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1113\/8154\/files\/GeoFossils_Adamite_182.png?v=1791197536","url":"https:\/\/www.geofossils.com\/products\/adamite-fluorescent-mineral-ojuela-mine-mexico","provider":"GeoFossils","version":"1.0","type":"link"}