Large Uranium Minerals

Very Large and Heavy Carnotite Specimen from Southern Utah

Very Large and Heavy Carnotite Specimen from Southern Utah

Description and Surface Radioactivity: Really nice example of Carnotite on matrix from the Moab area of Southern Utah. 

Size: 15  x  14  x  11 cm. Weight: 3175 grams (7 pounds)

Surface Radioactivity: 120,000 CPM and 38 mR/hr on a Ludlum Model 3 detector with a 44-9 probe placed at the surface of the specimen.   

Price: $600. Shipping: $25.


Huge Specimen of Uraninite in Matrix from Unknown Location

Huge Specimen of Uraninite in Matrix from Unknown Location

Description and Surface Radioactivity: Massive specimen of Uraninite in matrix from somewhere in the southwestern US. 

Size: 25  x  10  x  18 cm.  Weight: 4082 grams (9 pounds)

Surface Radioactivity: 26,000 CPM and 10 mR/hr on a Ludlum Model 3 detector with a 44-9 probe placed at the surface of the specimen.   

Price: $500. Shipping: $30.

Very Heavy and Moderately Radioactive Mineral of  Unknown Composition

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Very Heavy and Moderately Radioactive Mineral of  Unknown Composition

Description and Surface Radioactivity: Extremely large and heavy specimen of some type of radioactive mineral (perhaps Thorite?) in matrix from an unknown location. 

Size: 29  x  17  x  8 cm.  Weight: 6000 grams (about 14 pounds)

Surface Radioactivity: 2600 CPM and .75 mR/hr on a Ludlum Model 3 detector with a 44-9 probe placed at the surface of the specimen.   

Price: $500. Shipping: $30.

Rich Uraninite in Matrix from Arizona

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Rich Uraninite in Matrix from Arizona

Description and Surface Radioactivity: Classic, hot Uraninite in matrix from an unknown mine in Arizona.

19.7x16.4x4 cm, 4 pounds, 9.7 ounces.Extremely large and heavy specimen of some type of radioactive mineral (perhaps Thorite?) in matrix from an unknown location. 

Size: 19  x  16  x  4 cm.  Weight: 2097 grams

Surface Radioactivity: 90000 CPM and 25 mR/hr on a Ludlum Model 3 detector with a 44-9 probe placed at the surface of the specimen.   

Price: $600. Shipping: $30.

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