Tyuyamunite
Long Park, Paradox Valley, Uravan Mining District, Montrose County, Colorado, USA
11.5 x 10.4 x 4.0 cm. A rare and rarely available, old-time, cabinet, Colorado specimen of bright, canary-yellow tyuyamunite microcrystals richly covering both sides of the blocky, Jurassic-aged, Morrison Sandstone matrix. Classic material from the Vaux Collection of the Philadelphia Academy of Sciences from Long Park, Montrose County.
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