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T793 - Tourmaline $ 300 Afghanistan miniature - 3.5 x 1 x 0.7 cm ex. Irv Brown ![]() ![]() Single Tourmaline crystal that grades up from medium green to clear to dark green at the termination. Unusual color zoning. Undamaged, with gem zones.
T794 - Quartz Namaqualand, Northern Cape Province, South Africa miniature - 4 x 3.8 x 3 cm ![]() ![]() ![]() ![]() Cluster of smokey grey Quartz crystals. The prism faces of the large crystals are covered by smaller Quartz crystals and the termination faces are flat and smooth. There is also color zoning in the terminations with dark zones along the edges. Found in 2017.
T802 - Legrandite $ 450 Mina Ojuela, Mapimi, Durango, Mexico thumbnail - 2 x 1.2 x 1 cm ![]() ![]() ![]() Bright golden crystal cluster of Legrandite with good terminations across the top, and even the tiny tips at the bottom end are terminated. Great color.
T810 - Copper $ 250 Santa Rita Mine, New Mexico, USA cabinet - 11.8 x 6 x 1 cm ![]() ![]() ![]() ![]() Flattened cluster of elongated Copper crystals with a good red patina. Good on both sides.
T812 - Wulfenite $ 150 Rowley Mine, Maricopa Co., Arizona, USA thumbnail - 1.7 x 1.2 x 0.5 cm ![]() ![]() ![]() Small but stunning undamaged gem of a Wulfenite. Great color and luster.
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 $ 300 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.
T833 - Rhodochrosite $ 2200 N'Chwanning Mine, Kuruman, South Africa thumbnail - 2 x 1.5 x 1.4 cm ![]() ![]() ![]() Cluster of 5 gem red scalenohedral Rhodochrosite crystals. Some terminations cleaved though smooth. Gemmy with great color.
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.
T841 - Wurtzite Merelani Hills, Arusha, Tanzania thumbnail - 2.5 x 2.5 x 2 cm ![]() ![]() ![]() ![]() ![]() Well formed, thick Wurtzite crystal, complete all around and undamaged. There is Graphite, Diopside, Pyrite, and a partial Tanzanite crystal attached to the surface. Stunning thumbnail.
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.
T854 - Tsavorite $ 450 Merelani Hills, Arusha, Tanzania thumbnail - 2.1 x 0.5 x 0.5 cm ![]() ![]() ![]() Rare faden Tsavorite crystal, glassy and well crystallized all around. This style of Tsavorite is new this year and there has been a fair production of it. While not as large as they get, this crystal is on the large side, and the quality is as good as it gets.
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.
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