Superb large, dense, single cubic Uraninite crystal from the Richardson Mine, Cardiff Township, Highlands East Township, Haliburton County, Ontario, Canada. Slightly rounded, but still a rather impressive large single crystal for this species. Measures ~125,000 CPM on my Ludlum Model 3 scintillometer with the 44-9 ‘pancake’ probe. Ex.Eric Quinter Collection. Rare!
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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Species: Gummite, Uraninite, Zircon
Locality: Ruggles Mine, Grafton, Grafton County, New Hampshire, USA
Size: 6.1 x 1.8 x 3.5 cm, ~100 grams
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Species: Becquerelite, Uraninite, Uranophane
Locality: Wölsendorf, Schwarzach bei Nabburg, Schwandorf District, Upper Palatinate, Bavaria, Germany
Size: 6.1 x 3.2 x 2.3 cm
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Species: Carnotite, Tyuyamunite, Uraninite
Locality: Ambrosia Lake District, McKinley County, New Mexico, USA
Size: 4.1 x 8.6 x 12.5 cm, 504 grams
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