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D639 - Copper with Silver $ 200 Keweenaw Peninsula, Michigan, USA miniature - 3.3 x 2.5 x 1.6 cm ![]() ![]() ![]() Rounded mass of Copper and Silver known as a 'Half Breed'. This one has a large 1.6cm rounded mass of Silver intergrown in Copper.
D640 - Topaz on Bixbyite $ 450 Dugway Pass, Thomas Range, Juab Co., Utah, USA miniature - 3.5 x 2 x 2 cm ![]() ![]() ![]() ![]() Floater specimen of 5 black cubic Bixbyite crystals with high luster intergrown with Topaz crystals. Largest Topaz is 1.9cm and double-terminated. Good all around.
D642 - Cuprian Adamite with Ferrilotharmeyerite $ 400 Tsumeb, Namibia miniature - 3.7 x 2 x 2 cm ![]() ![]() ![]() ![]() Colorful Tsumeb classic with sharp crystals to 5mm wide on the terminations. Undamaged.
D647 - Mimetite $ 275 Ojuela Mine, Mapimi, Durango, Mexico cabinet - 9.5 x 6 x 4.5 cm ![]() ![]() ![]() Good sized specimen of Limonite with the top covered by thick masses of green to yellow colored Mimetite.
D643 - Fluorite $ 900 Okorusu Mine, Otjiwarongo, Namibia cabinet - 15 x 11.5 x 7.5 cm ![]() ![]() ![]() ![]() ![]() Large sculptural cluster of transparent green and purple cubes of Fluorite. Well crystallized all around with crystals to 4.3cm. Very clean and aesthetic.
D656 - Mimetite with Calcite Santa Eulalia, Chihuahua, Mexico large cabinet - 19 x 9 x 3.5 cm ![]() ![]() ![]() ![]() Large specimen of yellow Mimetite on clear rhombs of Calcite. From a recent find in Santa Eulalia it's in a great condition with just a couple points of contact, really very minor for a specimen this size.
D662 - Mimetite with Calcite $ 150 Santa Eulalia, Chihuahua, Mexico miniature - 5 x 4 x 2.5 cm ![]() ![]() ![]() ![]() Specimen of yellow Mimetite with clear rhombs of Calcite. From a recent find in Santa Eulalia it's in a great condition with crystals on both sides. On one side the Mimetite is atop the Calcite, the other side has much more Calcite with Mimetite both on top and beneath the Calcite.
D661 - Mimetite with Calcite $ 80 Santa Eulalia, Chihuahua, Mexico miniature - 4.8 x 3.5 x 2 cm ![]() ![]() ![]() ![]() Specimen of yellow Mimetite with clear rhombs of Calcite. From a recent find in Santa Eulalia it's in a great condition with crystals on both sides.
D675 - Mimetite with Calcite $ 220 Santa Eulalia, Chihuahua, Mexico miniature - 4 x 3.3 x 1.5 cm ![]() ![]() ![]() Specimen of yellow Mimetite with attached clear rhombs of Calcite. A very thin, flat matrix with botryoidal Mimetite with a few attached clear Calcites on front, and Calcite crystals on back. From a recent find in Santa Eulalia.
D660 - Mimetite with Calcite $ 120 Santa Eulalia, Chihuahua, Mexico thumbnail - 3 x 3 x 2.5 cm ![]() ![]() ![]() ![]() Specimen of yellow Mimetite with attached clear rhombs of Calcite. Mound-shaped specimen with satiny, botryoidal Mimetite and a few attached clear Calcites. From a recent find in Santa Eulalia.
V133 - Diaspore $ 350 Pinarcik, Mugla Prov., Turkey thumbnail - 1.6 x 1.5 x 0.4 cm ![]() ![]() ![]() V-twin crystal of color change Diaspore. From new finds in the mountains near Pinarcik, these new Diaspore crystals are spectacular in color and form. Glassy, flat termination faces on one 'arm' with a more typical etched termination on the other. Complete and undamaged with a perfect point on the bottom. Gem quality and transparent inside. Medium purple color in natural sunlight.
V137 - Diaspore $ 250 Pinarcik, Mugla Prov., Turkey thumbnail - 1.1 x 1 x 0.3 cm ![]() ![]() V-twin crystal of color change Diaspore. From new finds in the mountains near Pinarcik, these new Diaspore crystals are spectacular in color and form. Glassy, flat termination faces on both 'arms' with a small point of contact at the bottom tip. Complete and undamaged, though there are some small irregular growth surfaces on teh back faces that hardly distract in person. Gem quality and transparent inside. Medium purple color in natural sunlight.
CT152 - Dioptase $ 75 Christmas Mine, Gila Co., Arizona, USA thumbnail - 2.7 x 2 x 0.8 cm ![]() ![]() ![]() Bright, vitreous acicular crystals of Diotase covering the top surface. The crystals are elongated, transparent, and stand up off the matrix. Great color!
CT171 - Wulfenite $ 60 Hull Mine, Yuma Co., Arizona, USA thumbnail - 3 x 2 x 1.8 cm ![]() ![]() ![]() Thick, tabular orange Wulfenite crystals to 2mm on matrix, their form reminiscent of tiny Los Lamentos crystals. Old specimen from a rare and hard to obtain locality.
CT167 - Uvite with Magnesite $ 120 Brumado Mine, Bahia, Brazil thumbnail - 2.5 x 2 x 1.3 cm ![]() ![]() ![]() ![]() Bright and lustrous green Uvite crystals (a Tourmaline species) associated with white Magnesite crystals. Undamaged specimen with partially transparent Uvites to 1.2cm in size.
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