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T812 - Wulfenite $ 150 Rowley Mine, Maricopa Co., Arizona, USA thumbnail - 1.7 x 1.2 x 0.5 cm ![]() ![]() ![]() Sharp, transparent single Wulfenite crystal from the Rowley Mine. A small but stunning undamaged gem of a Wulfenite. Great color and luster.
T815 - Aragonite $ 150 San Luis Obispo, California, USA small cabinet - 8 x 8 x 7 cm ![]() ![]() ![]() Coral-like formation of Aragonite crystals. The Aragonite grades up from pink at the base to white.
T824 - Dioptase on Shattuckite $ 1500 Kaokaveld, Namibia miniature - 5 x 3.5 x 3 cm ![]() ![]() ![]() Colorful specimen of thick Dioptase cluster on blue Shattuckite. The Dioptase cluster is 2.3cm tall and undamaged.
T827 - Shattuckite over Dioptase over Calcite Tantara Mine, Katanga, Dem. Republic of Congo cabinet - 9.5 x 6.5 x 6 cm ![]() ![]() ![]() ![]() ![]() Large open vug of blue Shattuckite over Dioptase. The Dioptase formerly covered larger Calcite crystals, which are now gone, only the tips of one or two crystals can be seen on the backside now, however their form is clearly evident from the inside of the vug. The specimen is almost entirely Dioptase and Shattuckite. An unusual feature of this specimen is the light, pearly luster on the surface of the Shattuckite, which is more typically a darker, matte luster. Rare and unusual.
T828 - Quartz faden $ 450 Grimsel Pass, Switzerland small cabinet - 6.5 x 4.5 x 2.5 cm ![]() ![]() ![]() ![]() ![]() Glassy smokey Quartz crystal in an unusual (for Switzerland) faden growth formation, sort of a faden gwindel. Complete and glassy all around but with a damaged area on the top.
T838 - Halite $ 350 Wieliczka Mine, Wieliczka, Małopolskie, Poland small cabinet - 7 x 5.5 x 4.5 cm ![]() ![]() ![]() ![]() Undamaged cluster of clear Halite crystals from the famous and long closed Wieliczka Mine. A floater, complete all around with no points of contact. Individual cubes reach 3cm on edge.
T847 - Dravite $ 750 Commander Mine, Nadonjukin, Simanjiro, Tanzania thumbnail - 2 x 1.8 x 1.6 cm ![]() ![]() ![]() New 2017, limited production from the Commander Mine. These crystals are solid green and not bi-colors like last year. However the green is very rich and bright. A gemmy complete crystal that weighs 9.7 grams.
T850 - Dravite $ 750 Commander Mine, Nadonjukin, Simanjiro, Tanzania thumbnail - 2.3 x 1.2 x 1.1 cm ![]() ![]() New 2017, limited production from the Commander Mine. These crystals are solid green and not bi-colors like last year. However the green is very rich and bright. Slight edge chipping otherwise complete and undamaged. A gemmy complete crystal that weighs 5.7 grams.
T863 - Quartz $ 250 Orange River, Namibia miniature - 4.7 x 3.2 x 2 cm ![]() ![]() ![]() Undamaged cluster of red Hematite included Quartz crystals. Good luster.
T867 - Olmiite $ 1500 N'Chwanning Mine, Kuruman, South Africa miniature - 3.8 x 3 x 2 cm ![]() ![]() ![]() Outstanding single globular Olmiite crystal on matrix. This is a specimen I bought from Clive Queit for $1000 about 15-20 years ago when the first came out and I've held it in my collection ever since. According to Clive it was one of the better single crystals recovered. Crystal is 2.5cm wide.
T869 - Quartz on Hematite $ 800 Cleator Moor, Cumberland, England small cabinet - 8.5 x 8.5 x 4.5 cm ![]() ![]() ![]() Fine example of double terminated 'Beta Quartz' on Hematite crystals. A UK classic that is undamaged except for a couple places along the edges where it broke away from the host rock. The Quartz crystals are glassy and lustrous and, along with the bright metallic Hematite, give off lots of sparkle. A fine example out of an old collection.
T870 - Azurite $ 3500 Tsumeb, Namibia small cabinet - 9 x 5.5 x 4.5 cm ![]() ![]() ![]() ![]() ![]() ![]() Cluster of large, partially etched Azurite crystals from Tsumeb. Fully crystallized all around, even part of the bottom is recrystallized! There is a small indentation showing Malachite on the lower front face (possibly damage, possibly natural), and the lower backside of the back crystal has some indentations/contact from another former Azurite crystal. Otherwise good all around. These good large Tsumeb Azurites are very hard to come by now.
T874 - Aragonite $ 150 Minglanilla Mine, Castilla-La Mancha, Spain small cabinet - 8 x 7.5 x 4 cm ![]() ![]() ![]() A 7cm double-terminated Aragonite crystal on smaller Aragonites. Great color on this old piece.
T890 - Chrome Tourmaline $ 500 Commander Mine, Nadonjukin, Simanjiro, Tanzania thumbnail - 2 x 1 x 0.7 cm ![]() ![]() Terminated single gem crystal of Chrome Tourmaline which is a chromium and vanadium rich Dravite. Complete all around with deep emerald green coloration in the upper half and a more olive green in the lower half. Fantastic color and mostly gem quality with just a few interanl veils. Undamaged. From a spectacular pocket opened in 2016. Weighs 3.1 grams.
T892 - Chrome Tourmaline $ 380 Commander Mine, Nadonjukin, Simanjiro, Tanzania thumbnail - 1.8 x 1.1 x 1.1 cm ![]() ![]() ![]() Terminated single gem crystal of Chrome Tourmaline which is a chromium and vanadium rich Dravite. Complete all around with deep emerald green coloration in the upper half and a more olive green in the lower half. Fantastic color and mostly gem quality with just a few interanl veils. Undamaged. From a spectacular pocket opened in 2016. Weighs 4.0 grams.
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