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MK219 - Fluorite $ 180 Huanggang Mine, Inner Mongolia, China thumbnail - 3 x 3 x 3 cm ![]() ![]() ![]() Sharp single octahedral Fluorite crystal from Inner Mongolia, China. Translucent to transparent pink Fluorite textbook in form. High quality, complete crystal with a textured surface and in excellent condition.
MK220 - Fluorite $ 280 Yaogangxian Mine, Hunan, China miniature - 4 x 3.5 x 2.5 cm ![]() ![]() ![]() Transparent blue Fluorite crystal from the Yaogangxian Mine. So water-clear you can see right through it to the Muscovite attached to the bottom (photos don't convey this transparency well). Complete all around, stunning crystal of the quality the Yaogangxian mine is famous for. A small cleave on one corner, otherwise perfect.
MK221 - Topaz on Tourmaline $ 340 Stak Nala, Skardu, Pakistan thumbnail - 2.9 x 2.7 x 1.8 cm ![]() ![]() ![]() ![]() Cluster of dark green Tourmaline, a water clear Topaz, and Albite. Interestingly, the Topaz interferred with the growth of the Tourmaline causing it to grow in a hollow shape. The Topaz is 1.7cm, doubly-terminated, and a jewel.
MK222 - Siegenite, Galena on Marcasite $ 300 Buick Mine, Reynolds Co., Missouri, USA thumbnail - 2.4 x 1.9 x 1.8 cm ![]() ![]() ![]() ![]() Silvery, octahedral crystals of rare Siegenite and grey crystals of Galena on a bright Marcasite coated matrix. Siegenite is a cobalt nickel sulfide that is one of the rarer and most sought after minerals from Missouri's Viburnum Trend. Sometimes you only get a few crystals of Siegenite on a specimen - this one is loaded with about 50 crystals! Ex. Erich Laskowski collection, aquired by Erich in 1991.
MK224 - Tourmaline $ 750 Stak Nala, Skardu, Pakistan miniature - 4 x 2.5 x 2 cm ![]() ![]() ![]() ![]() Five parallel grown, doubly-terminated Tourmaline crystals from Stak Nala. One end has pyramidal, colorless (Achroite) terminations and the other has flat, multi-hued green terminations. There is a chip on one of the flat terminations, otherwise it's well crystallized and perfect all around, a floater.
MK226 - Duftite on Mimetite $ 350 Mt. Bonnie Mine, Northern Territory, Australia miniature - 5 x 4 x 2 cm ![]() ![]() Tabular hexagonal prisms of Mimetite on matrix from the Mount Bonnie Mine. The crystals are a translucent yellow but are coated with green Duftite giving an overall yellow/green coloration. When you hear 'Duftite', one typically thinks of Tsumeb, however the Duftite from Mt. Bonnie is equally superb, if not better. This locality is closed and these are hard to find now, especially the less common ones with so much Duftite.
MK227 - Wulfenite $ 200 Los Lamentos, Chihuahua, Mexico cabinet - 9.5 x 7.5 x 5 cm ![]() ![]() ![]() Sharp orange Wulfenite crystals on drusy white Calcite crystals. Excellent color, a bright orage without typical brown tones. There is chipping on two crystals on the edge, however the majority are pristine.
MK228 - Anatase $ 750 Kharan, Balochistan, Pakistan small cabinet - 6 x 4.5 x 2.5 cm ![]() ![]() ![]() ![]() A shard of matrix covered by white Albite crystals hosting several Anatase crystals of exceptional quality. There are 7 larger Anatase with the largest perched near the top and measuring 9 x 8 mm in size. Undamaged.
MK230 - Amblygonite $ 400 Linopolis, Divino das Laranjeiras, Minas Gerais, Brazil miniature - 4.8 x 4 x 2.4 cm ![]() ![]() Single large crystal of translucent to transparent yellow Amblygonite. Amblygonite is a rare lithium-aluminum phosphate species that is not commonly seen in fine display quality crystals. This crystal has large, flat faces on the front and is cleaved/contacted on the backside. Translucent with transparent gem areas. Some faces show light striations and others are smooth with high glassy luster.
MK231 - Amblygonite $ 600 Linopolis, Divino das Laranjeiras, Minas Gerais, Brazil small cabinet - 5.5 x 3.8 x 3 cm ![]() ![]() ![]() ![]() Single large crystal of translucent to transparent yellow Amblygonite intergrown with white Albite. Amblygonite is a rare lithium-aluminum phosphate species that is not commonly seen in fine display quality crystals. This crystal is well crystallized all around with a contact on the bottom rising up part of the backside. Translucent with transparent gem areas. Some faces show light striations and others are smooth with high glassy luster. Excellent for the species!
MK232 - Amblygonite $ 400 Linopolis, Divino das Laranjeiras, Minas Gerais, Brazil miniature - 4 x 2.7 x 2 cm ![]() ![]() ![]() Single crystal of translucent to transparent yellow Amblygonite intergrown with white Albite. Amblygonite is a rare lithium-aluminum phosphate species that is not commonly seen in fine display quality crystals. This is a well crystallized specimen all around with just a small area of contacting on the backside. Translucent with transparent gem areas. Some faces show light striations and others are smooth with high glassy luster. Excellent for the species!
MK233 - Cassiterite on Muscovite $ 950 Mt Xuebaoding, Ping Wu, Sichuan Prov., China small cabinet - 6.3 x 5.3 x 2.8 cm ![]() ![]() ![]() Highly lustrous cluster of twinned black Cassiterite on Muscovite. The cluster is 4.2cm wide and high luster of the Cassiterite contrasts nicely with the softer silvery blades of Muscovite.
MK236 - Shattuckite, Quartz, Chrysocolla $ 280 Rancho Jacalito, Sonora, Mexico small cabinet - 7.5 x 5.5 x 2.2 cm ![]() ![]() Deep blue crystals of Quartz included with Shattuckite on a matrix with Shattuckite and lighter blue Chrysocolla. Good crystals on the backside too.
MK237 - Rose Quartz $ 750 Taquaral, Itinga, Minas Gerais, Brazil miniature - 4.8 x 3 x 2.5 cm ![]() ![]() ![]() Cluster of glassy, transparent Rose Quartz crystals from Brazil. This cluster features a particularly well formed large individual crystal 3cm tall. Undamaged, fine quality miniature.
LV145 - Hyalite Opal $ 300 Valec Hyalite occurrences, Valec, Karlovy Vary Region, Czech Republic small cabinet - 7 x 5 x 4 cm ![]() ![]() ![]() ![]() Transparent botryoidal Hyalite and white Staffelite (carbonate rich fluorapatite) on matrix. These are old classics from themost famous locality in the world for Hyalite. This specimen has thick layers of bubbly transparent Hyalite with areas of white Staffelite.
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