Description
Species: Tyuyamunite
Locality: Parco No. 7, Yellow Cat Mesa, Thompsons Mining District, Grand County, Utah, USA
Size: 7.4 x 4.1 x 3.2 cm (114 Grams)
Ex. Stan Korzeb Collection
Nice inexpensive (but rich!) reference example of vivid yellow tyuyamunite on matrix from the Parco No. 7 mine, Yellow Cat Mesa, Thompsons Mining District, Grand County, Utah, USA. Measures ~70,000 CPM on my Ludlum Model 3 Survey Meter with the 44-9 probe (alpha shield on). Ex. Stan Korzeb Collection. Rare!