Uraninite var. Pitchblende, Chalcocite: Radium King Mine, Red Canyon Mining District, San Juan County, Utah, USA

Description

Species: Uraninite var. Pitchblende, Chalcocite

Locality: Radium King Mine, Red Canyon Mining District, San Juan County, Utah, USA

Dimensions: 15.5 x 10.3 x 8.8 cm, 1.706 KG

Ex. Mark Wilson Collection

Large, rich specimen of Uraninite var. Pitchblende and Chalcocite from the Radium King Mine, Red Canyon Mining District, San Juan County, Utah, USA. Measures ~150,000 CPM on my Ludlum Model 3 Geiger Counter with the 44-9 probe. Rare!!