Very rich specimen of black uraninite in hematite-stained gneiss matrix from the Aubrey – Ladwig Mine, Ralston Buttes Mining District, Jefferson County, Colorado, USA. Good specimen for this very uncommon and obscure Colorado front range locality. Measures ~80,000 CPM on my Ludlum Model 3 Counter with the 44-9 probe. Rare!
$140.00
In stock
Species: Uraninite
Locality: Richardson Mine, Cardiff Township, Highlands East Township, Haliburton County, Ontario, Canada
Size: 2.1 x 1.8 x 1.1 cm
View Product
Species: Uraninite
Locality: Strickland Quarry, Strickland pegmatite, Collins Hill, Portland, Middlesex County, Connecticut, USA
Size: 2.0 x 1.8 x 1.1 cm
View Product
Species: Uraninite
Locality: La Commanderie mine, Le Temple, Mauléon, Bressuire, Deux-Sèvres, Nouvelle-Aquitaine, France
Size: 4.5 x 2.7 x 2.5 cm
View Product
Species: Gummite, Uraninite
Locality: Biermann Quarries, Bethel, Fairfield County, Connecticut, USA
Size: 1.6 x 1.3 x 0.8 cm
View Product
