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TR100 - Euclase $ 1500 SOLD La Marina Mine, Boyaca Dept., Colombia miniature - 3.8 x 1.2 x 1 cm ![]() ![]() ![]() ![]() Long single blue Euclase with attached Albite crystals from the 2015 find. Terminated and glassy, contacted/cleaved along the side where the Albite is located. The upper termination area is highly transparent. Glassy faces on both sides.
TR101 - Euclase $ 900 SOLD La Marina Mine, Boyaca Dept., Colombia thumbnail - 1.9 x 0.9 x 0.5 cm ![]() ![]() ![]() Single blue Euclase crystal from the 2015 find. Terminated and glassy crystal with beautiful blue color. There is slight edge chipping on one side, a natural indentation along the base of the other side, and a chip on the back face. A beautiful rarity.
TR102 - Gold $ 150 SOLD Black Hills, South Dakota, USA thumbnail - 1 x 0.5 x 0.4 cm ![]() ![]() Water worn solid Gold nugget from the Black Hills in South Dakota, which are uncommon to find. Weighs 1.83 grams.
TR103 - Stibiotantalite on Tourmaline, Topaz $ 6000 Shengus, Skardu, Pakistan small cabinet - 5.5 x 4 x 3.5 cm ![]() ![]() ![]() ![]() ![]() Cluster of transparent green Tourmaline crystals, a 3.2cm Topaz crystal, Muscovite, and lots bright yellow Stibiotantalite. This is one of the richest Stibiotantalite specimens I've seen, which by itself would be special. But the association of the gemmy Tourmaline crystals and the Topaz makes this a real stunner. Undamaged. It has also not been professionally cleaned, which could further enhance it's beauty.
TR104 - Goethite on Quartz $ 275 SOLD Tichka Massif, High Atlas Mtns., Morocco miniature - 3.8 x 3.6 x 2.5 cm ![]() ![]() ![]() Double-terminated Quartz crystal with a crest of Goethite crystals around the center. This is a real cute piece with both terminations sticking out either side of the spikey goethite. Sort of reminds me of a Hedgehog.
TR105 - Benitoite $ 4500 Gem Mine, San Benito Co., California, USA miniature - 4 x 3 x 2.5 cm ![]() ![]() ![]() Two deep blue Benitoite crystals on white Natrolite over a schist matrix. Stunning example with a large 2.8cm crystal and a smaller 1cm crystal in front. Undamaged and hard to find specimen.
TR106 - Zircon $ 750 SOLD Mashewa, Tanga Region, Tanzania miniature - 3.5 x 1.8 x 1.7 cm ![]() ![]() ![]() ![]() Large, dark red, gemmy Zircon. One of the larger, good quality crystals I have seen from this locality. Fine termination with typical dimpled surface texture on prism faces. A gemmy bright red color top to bottom when backlit. Weighs 36.6 grams.
M691 - Senegalite $ 400 SOLD Kouroudiako, Tambacounda Region, Senegal small cabinet - 7 x 4.5 x 3 cm ![]() ![]() ![]() ![]() Yellow Senegalite crystals atop a blue Turquoise lined vug. Colorful, uncommon phosphate mineral specimen.
M651 - Sylvanite $ 320 SOLD Portland Mine, Cripple Creek, Colorado, USA small cabinet - 5.5 x 4 x 1.2 cm ![]() ![]() ![]() ![]() ![]() ![]() Sylvanite crystals with Quartz crystals on both sides of thin rock matrix. Sylvanite is a telluride of Silver and Gold.
M659 - Benitoite $ 1500 SOLD Gem Mine, San Benito Co., California, USA miniature - 4.5 x 4.5 x 1.8 cm ![]() ![]() ![]() Deep blue Benitoite crystals to 1.8cm in size. Some have gem rough/transparent zones in their tips.
M674 - Argyrodite $ 450 Himmelsfurst Mine, Freiberg, Saxony, Germany miniature - 3.5 x 2.3 x 1.5 cm ![]() ![]() ![]() ![]() Dark, slightly irridescent blue Argyrodite over Pyrite. Ex. Philadelphia Academy and William Vaux collections. Rare, historic Argyrodite specimen. Argyrodite is one the rarest of the silver species, a germanium containing silver sulfide.
M656 - Garnet with Clinochlore $ 160 SOLD Momand Agency, Pakistan miniature - 3.5 x 2 x 1.6 cm ![]() ![]() ![]() Orange garnet crystals and green Clinochlore on matrix. Largest garnet is 1cm, glassy and transparent. The only 'keeper' out of about 30 pieces I looked through.
M681 - Apatite on Quartz $ 600 Panasquiera, Portugal small cabinet - 9 x 5 x 3.5 cm ![]() ![]() ![]() ![]() Cluster of 3 glassy blue Apatite crystals on a partial Quartz crystal.
M699 - Malachite $ 450 Katanga, Congo (DRC) cabinet - 12.5 x 8 x 7 cm ![]() ![]() ![]() ![]() ![]() ![]() ![]() Group of 3 intergrown Malachite stalactites. Great form and a very interesting, appealing piece. Everyone I've showed it to says it reminds them of something different. ©2010-2018 Marin Mineral |