Tyuyamunite, Carnotite: Grants District, McKinley Co., New Mexico, USA

Description

Species: Tyuyamunite, Carnotite

Locality: Grants District, McKinley Co., New Mexico, USA

Dimensions: 14 x 8.5 x 5.5 cm.

A nice large specimen of high grade roll front style uranium ore from the Grants District, McKinley Co., New Mexico, USA. Measures ~60,000 CPM on my Ludlum model 3 survey meter with the 44-9 probe. Ex. Mount Holyoke College (Massachusetts) with a vintage label. Rare!