Species: Pitchblende, Uraninite
Locality: Radium Vein, Caribou mine, Caribou, Boulder County, Colorado, USA
Size: 2.4 x 2.3 x 1.4 cm, 9 g
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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
Locality: Cardiff Uranium Mine, Cardiff Township, Highlands East, Ontario, Canada
Size: 1.5 x 1.1 x 1 cm, 4 g
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Species: Albite, Muscovite, Uraninite
Locality: John Salak Quarry, Haddam, Middlesex County, Connecticut, USA
Size: 5.1 x 2.7 x 3.2 cm & 6.7 x 2.4 x 4.2, 138 grams
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