Davidite from Radium Hill Australia. (25K CPM)
Davidite from Radium Hill Australia.
Nice example of this radioactive mineral from 1906 until 1961. This mine was Australia's first uranium mine.
Size: 6.5 cm in length. Weight: 131 grams
Activity level: 25,000 CPM
Price: $300. Shipping: $25
Uraninite and Uranophane from Haliburton County, Ontario.
Uraninite and Uranophane from Haliburton County, Ontario.
Weight: 97.9 grams. Activity level: 40,000 CPM
Price: $250. Shipping: 15.
Collection of High Grade Uranium Ore from Schwartzwalder Mine in Colorado. (175K CPM)
Collection of High Grade Uranium Ore from Schwartzwalder Mine in Colorado.
Size: see photo Collective weight: 124 grams
Collective activity level: 175,000 CPM
Price: $325. Shipping within US: $15.
Cuprosklowdowskite from The Congo. (125K CPM)
Cuprosklowdowskite from The Congo. (125K CPM)
Size: 6 CM in length. Weight: 120.6 grams
Activity level: 125,000 CPM
Price: $300. Shipping within US: $15.
Large and active Sklowdoskite specimen from Mexico
Large and active Sklowdoskite specimen from Mexico
Description: This Large and active Sklowdoskite specimen is from Chihuahua, Mexico. It is in a matrix of Gypsum and Calcite
Size: 12 x 9 x 5 cm. Weight of specimen: 510 grams
Surface Radioactivity: 24,000 CPM on a Ludlum Model 3 detector with a 44-9 probe placed at the surface of the specimen.
Price: $300 Shipping: $15
Radian Barite from the Czech Republic
Radian Barite from the Czech Republic
Description and Surface Radioactivity: Here is another interesting example of Radian Barite from the Czech Republic. This species is also from the Czech Republic, and measures about 480 CPM and .2 mR/hr.
Size: 7 x 5 x 5 cm. Weight: 154 grams
Surface Radioactivity: 460 CPM.
Price: $300. Shipping: $15.
Uraninite in Matrix from Pribram in the Czech Republic
Uraninite in Matrix from Pribram in the Czech Republic
Size: 11 cm in length. Weight: 102 grams
Activity level: 60,000 CPM
Price: $275. Shipping: $15.
Uranothorite, Thorite and Gummite from Jefferson County, Colorado
Uranothorite, Thorite and Gummite from Jefferson County, Colorado
Description: Interesting mix of Uranothorite, Thorite and Gummite in a very active specimen from Jefferson County, Colorado.
Size: 12 x 10 x 5.5 cm. Weight: 849 grams
Surface Radioactivity: 60,000 CPM on a Ludlum Model 3 detector with a 44-9 probe placed at the surface of the specimen.
Price: $300. Shipping: $15.
Collection of Three Samarskite Specimens from Oregon. 
Collection of Three Samarskite Specimens from Oregon
Size: see photo. Collective weight: 89.7 grams
Collective activity level: 65,000 CPM
Price: $300. Shipping within US: $10.