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E604 - Galena with Sphalerite $ 95 Gidiursko Mine, Madan, Rhodope Mtns., Bulgaria small cabinet - 6 x 4.5 x 3.6 cm ![]() ![]() ![]() Mirror lustrous Galena crystals with Sphalerite. Best is a 2.3cm upright spinel twin.
E609 - Sphalerite $ 150 Gidiursko Mine, Madan, Rhodope Mtns., Bulgaria miniature - 5 x 4.5 x 4 cm ![]() ![]() ![]() ![]() Sharply formed, lustrous black tetrahedral crystals of Sphalerite, some with small Sphalerites growing fromt he sides of the alrger crystals. Fine quality crystals.
NA213 - Pyrargyrite $ 800 Fresnillo, Zacatecas, Mexico thumbnail - 2 x 1.8 x 1.8 cm ![]() ![]() ![]() ![]() Thick, lustrous, and complete Pyrargyrite that lights up a bright cherry red with backlighting. Undamaged, acquired from the Gebhard collection.
NA215 - Silver $ 1600 Kearsarge Mine, Houghton Co., Michigan thumbnail - 2.5 x 1.5 x 1.4 cm ![]() ![]() ![]() Dramatic cluster of angular Silver crystals, capped by a superb 1.2cm crystal. Tiny amounts of Copper are present on some of the crystal faces. Nothing but good, large crystals. Fine!
NA229 - Copper $ 300 Keewenaw Peninsula, Michigan miniature - 4.7 x 3.5 x 2 cm ![]() ![]() ![]() ![]() Well crystallized, arborescent group of Copper crystals with a nice patina.
NA248 - Cuprian Adamite $ 450 Mina Oujela, Mapimi, Durango, Mexico thumbnail - 2.9 x 2.2 x 2 cm ex. Brett Keller ![]() ![]() ![]() Showy specimen of Cuprian Adamite on Calcite with crystals to 1.3 cm long. Good sized crystals that present dramatically for display.
AF352 - Smithsonite $ 900 Tsumeb, Namibia miniature - 4.2 x 3.5 x 2.5 cm ![]() ![]() ![]() ![]() Large white rhombs that reach 1.5cm wide in a near floater cluster - just one small point of attachment in center of backside. Bright white on the front with reddish brown colored crystals on the backside - crystals on backside are just as lustrous on the front. No matrix, nothing but very high quality crystals and no damage, very good specimen.
AF380 - Tanzanite $ 2400 Merelani Hills, Lelatema Mtns., Arusha Region, Tanzania miniature - 3.5 x 2.2 x 1.5 cm ![]() ![]() ![]() Gem Tanzanite crystal with Calcite and another partial crystal in fron that realy sets off the main crystal. Beautiful specimen.
AF385 - Tanzanite $ 450 Merelani Hills, Lelatema Mtns., Arusha Region, Tanzania thumbnail - 2.6 x 1.4 x 0.7 cm ![]() ![]() ![]() Complete and gemmy Tanzanite crystal with a smaller crystal growing off the main, with attached Graphite and tiny Diopside.
AF388 - Pyrite on Tanzanite $ 500 Merelani Hills, Lelatema Mtns., Arusha Region, Tanzania miniature - 2.5 x 1.5 x 0.8 cm ![]() ![]() ![]() Single Tanzanite crystal with a Pyrite crystal attached to one side of the crystal. Pyrite is not unusual from Merelani, but Tanzanite specimens with attached pyrite are uncommon, especially those with the pyrite perched so aesthetically on the Tanzanite. The Tanzanite is also a bi-color with a yellow termination over a blue body color. Unusual addition to a Merelani suite.
AF758 - Quartz on Tanzanite with Prehnite $ 800 Merelani Hills, Lelatema Mtns., Arusha Region, Tanzania miniature - 3.5 x 3.5 x 2 cm ![]() ![]() ![]() ![]() ![]() Water clear 2.8cm Quartz crystal attached to the front of a partial Tanzanite crystal. Some small, bright yellow Prehnite crystals add some color contrast to this unusual specimen. The left side of the Quartz crystal is coated by a druse of white Prehnite, and there are even some Graphite crystals attached.
AF763 - Tanzanite $ 4500 Merelani Hills, Lelatema Mtns., Arusha Region, Tanzania thumbnail - 3.1 x 1.8 x 0.8 cm ![]() ![]() ![]() ![]() Glassy bi-color crystal, blue base with a yellow termination. This crystal has superb luster and unusually uniform shape, retaining an even 8mm thickness all the way from the base to the termination. The yellow zone is facet grade and the blue zone, while having some internal fractures, is still mostly transparent - you can read through most of the crystal. Just a few tiny, trivial nicks otherwise totally undamaged. This is one of, if not the best of these yellow/blue bi-color crystals I have ever seen.
NA609 - Epidote $ 550 Garnet Hill Mine, Calaveras Co., California small cabinet - 5.7 x 4 x 1.5 cm ![]() ![]() ![]() ![]() Large, single Epidote crystal with impressive size and an unusual multiple termination that has a satiny sheen as light relects across its surface. This locality has produced great Epidote crystals over the years - they are not transparent but have great form and large size. This crystal was mined in 2011 and is the biggest of the 30 or so crystals found.
AF529 - Carrollite $ 250 Kamoya South Mine, Kambove, Katanga, Congo small cabinet - 6.5 x 5 x 4 cm ![]() ![]() Cluster of 5 mirror lustrous Carrollite crystals, and one Chalcopyrite crystal, in a cluster on white Calcite. Largest crystal is 1.1 cm wide.
AF531 - Carrollite $ 400 Kamoya South Mine, Kambove, Katanga, Congo thumbnail - 2.8 x 1.9 x 1.8 cm ![]() ![]() ![]() Superb thumbnail specimen composed of mirror lustrous Carrollite crystals atop a thin rhombic Calcite crystal. Crystals are octahedral in shape with the largest crystal 1.5 cm wide.
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