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DARK Smoky Quartz crystals with smooth
it would make a great addition to any Colorado mineral suite
one of the most desirable phosphate species extant
One of the very few pieces from this uncommon find in Cunningham Gulch
Several great
Bertrandite gray DARK Smoky Quartz crystals withBetrandite is a fairly rare beryllium silicate, and crystals are typically small worldwide, usually less than 1 cm. These new specimens from Golconda feature crystals measuring OVER 3 cm(!) which is world class for the species. Not only are these monstrous crystals, but the quality is as good as it gets showing a glossy vitreous luster and a gorgeous porcelain white hue. This particular piece features a top quality, DOUBLY TERMINATED, highly lustrous,
