Vanadinite, Calcite
Grey Horse Mine, Riverside, Riverside Mining District, Pinal County, Arizona, USA
4.0 x 2.7 x 1.8 cm. Beautiful, lustrous and translucent, unusually etched, burnt-orange to yellow vanadinite crystals dramatically and richly rise up like spines of a lionfish from the sparkly, calcite-covered matrix from this obscure small Arizona locality. The largest crystals, to 7 mm, are hoppered. Characteristic, but unusual in style, with ...
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