Carnotite/Tyuyamunite - Big Indian Wash, Utah, USA

K₂(UO₂)₂(VO₄)₂ · 3H₂O          Ca(UO₂)₂(VO₄)₂ · 5-8H₂O

A very rich specimen of Carnotite & Tyuyamunite from Big Indian Wash, Utah, USA. This specimen is a large cabinet display specimen from the Mount Holyoke College collection.

Approx. specimen size: 140mm x 50mm x 50mm

Approx. specimen activity with a SE International Ranger EXP: 110 000 cpm