Search Results for: Mineral substances articles
of cerussite crystals are saved by miners that work in copper mines preserving them from being crushed in the copper processing. cerussite commonly twins at degree angles, resulting in v-twinned groups and star-shaped twins, in fact twinning is one of the key identifiers for cerussite. to purchase mineral
mine, pennsylvania (lc) $ # , cerussite (twinned crystals) , tsumeb mine, namibia (m) $ # , cerussite twinned crystals with hydrocerussite coating plus minor calcite , tsumeb mine, lead pocket, namibia (m) $ see our other gem galleries gem minerals tanzanite tourmaline diamonds guided tour of the mineral...
http://www.johnbetts-fineminerals.com/jhbnyc/cerussite.htm
milpillas mine in mexico, ray, morenci and bisbee mines in arizona, and the keweenaw peninsula copper district of michigan. native copper is naturally occurring copper that forms in various geologic settings in the earth and is sold here in it's natural form with no enhancement or processing. to purchase mineral
copper) , corocoro district, bolivia (t) $ # , copper (naturally crystallized native copper) , tsumeb mine, namibia (t) $ # , copper (crystallized copper from electrowinning refining process) , arizona (t) $ see our other gem galleries gem minerals tanzanite tourmaline diamonds guided tour of the mineral...
http://www.johnbetts-fineminerals.com/jhbnyc/copper.htm
pegmatite gem cavities and are frquently associated with lustrous quartz crystals. the feldspars for sale below are from brazil, pakistan, afghanistan, poland, ireland new hampshire, maine, colorado, california, massachusetts, connecticut, pennsylvania, and other worldwide localities. to purchase mineral
smoky quartz on microcline , lake george district, colorado (m) $ # , microcline , lake george district, colorado (t) $ # , topaz, smoky quartz, microcline, albite , diamond rocks, hare's gap, ireland (m) $ see our other gem galleries gem minerals tanzanite tourmaline diamonds guided tour of the mineral...
http://www.johnbetts-fineminerals.com/jhbnyc/feldspar.htm
czech republic, romania, new mexico, arizona, new york, pennsylvania, colorado, utah. hematite is an iron oxide that occurs in iron deposits worldwide. many specimens of hematite crystals are saved by miners that work in iron mines preserving them from being crushed in the processing. to purchase mineral
north of ighoud, morocco (c) $ # , calcite, quartz, stilbite, hematite , prospect park quarry, new jersey (c) $ # , olmiite over hematite , n'chwaning ii mine, south africa (type locality for olmiite) (c) $ see our other gem galleries gem minerals tanzanite tourmaline diamonds guided tour of the mineral...
http://www.johnbetts-fineminerals.com/jhbnyc/hematite.htm
sedimentary deposits running from just west of albany, new york to middleville, new york. herkimer diamonds were found by early inhabitants of the region and were called herkimer diamonds because their doubly terminated form resembles diamonds, but they are entirely composed of quartz. to purchase mineral
hickory hill diamond diggings, new york (t) $ # , quartz var. herkimer diamond , hickory hill diamond diggings, new york (t) $ # , quartz var. herkimer diamond , hickory hill diamond diggings, new york (t) $ see our other gem galleries gem minerals tanzanite tourmaline diamonds guided tour of the mineral...
http://www.johnbetts-fineminerals.com/jhbnyc/herkimer.htm
of the beautiful green malachite crystals are saved by miners that work in copper mines preserving them from being crushed in the copper processing. frequently azurite crystals will alter to malachite, which shares the same composition, resulting in pseudomorphs which means false form. to purchase mineral
azurite , milpillas mine, mexico (c) $ # , malachite pseudomorphs after azurite , milpillas mine, mexico (m) $ # , malachite pseudomorphs after azurite , tsumeb mine, st oxide zone, upper level, namibia (m) $ see our other gem galleries gem minerals tanzanite tourmaline diamonds guided tour of the mineral...
http://www.johnbetts-fineminerals.com/jhbnyc/malachite.htm
paranatrolite, scolecite, thomsonite-ca, thomsonite-sr. the natrolite group minerals are zeolite minerals commonly found in zeolite cavities, frequently in large hemispherical spray-shaped crystal aggregates. the minerals in this gallery include the now-closed location: millington quarry. to purchase mineral
millington quarry, new jersey (t) $ # , gmelinite, analcime, natrolite , madman's window, glenarm, northern ireland (type locality for gmelinite) (m) $ # , mesolite over stilbite , pune district, india (lc) $ see our other gem galleries gem minerals tanzanite tourmaline diamonds guided tour of the mineral...
http://www.johnbetts-fineminerals.com/jhbnyc/natrolite.htm
pakistan, afghanistan, namibia, ireland, russia below is a gallery of crystallized topaz for sale from john betts - fine minerals in new york city, ny. included on this group is topaz for sale from worlwide localities including brazil, pakistan, afghanistan, namibia, ireland, russia. to purchase mineral
on albite , shigar valley, skardu district, pakistan (c) $ # , topaz var. blue topaz , xanda mine, virgem de lapa, brazil (t) $ # , topaz (with unusual healed fracture) , dassu, braldu valley, pakistan (m) $ see our other gem galleries gem minerals tanzanite tourmaline diamonds guided tour of the mineral...
http://www.johnbetts-fineminerals.com/jhbnyc/topaz.htm