Description
Species: Uraninite
Locality: Colorado Springs area, El Paso Co., Colorado, USA
Size: 5.7 x 2.7 x 4.1 cm.
Ex. Chet Lemanski Collection
Unusual locality specimen featuring fine-grained black uraninite in sandstone matrix from Colorado Springs, Colorado. Measures ~45,000 CPM on my Ludlum Model 3 Counter with the 44-9 probe. Rare!