Uraninite var. Pitchblende: Calhoun-Wood Mines, Central City Mining District, Gilpin County, Colorado, USA

Species: Uraninite var. Pitchblende

Locality: Calhoun-Wood Mines, Central City Mining District, Gilpin County, Colorado, USA

Dimensions: 4.1 x 2.3 x 2.2 cm.

Ex. Hal Miller Collection

Rare locality specimen featuring a coating of black Uraninite var. Pitchblende on matrix from the  Calhoun-Wood Mines, Central City Mining District, Gilpin County, Colorado, USA. Rare!