Species: Gummite, Uraninite
Locality: Biermann Quarries, Bethel, Fairfield County, Connecticut, USA
Size: 1.6 x 1.3 x 0.8 cm
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Species: Uraninite, Zippeite
Locality: Pick's Delta Mine, San Rafael Swell Mining District, Emery County, Utah, USA
Size: 3.4 x 2.3 x 2.1 cm, 18 g
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Species: Johannite, Uraninite, Uranopilite, Zippeite-(Na)
Locality: Happy Jack Mine, White Canyon Mining District, San Juan County, Utah, USA
Size: 7.5 cm x 7 cm x 4 cm
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Species: Uraninite
Locality: Aubrey - Ladwig Mine, Ralston Buttes Mining District, Jefferson County, Colorado, USA
Size: 5.3 x 3.4 x 2.5 cm
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