Vanoxite, Uraninite, Coffinite: Uruvan District, Montrose County, Colorado, USA

Description

Species: Vanoxite, Uraninite, Coffinite, etc

Locality: Uruvan District, Montrose County, Colorado, USA

Size: 9.5 x 4 x 7.5 cm. (288 Grams)

Ex. Jack Nieburger Collection

A rich specimen of high-grade uranium-vanadium ore from a classic western Colorado locality. Very nice example of this fairly uncommon material. Quite HOT too, measuring ~190,000 CPM on my Ludlum Model 3 counter with the 44-9 probe. Rare!