Tyuyamunite replacing petrified wood: Monument #2 mine, Navajo County, Arizona

Description

Species: Tyuyamunite replacing petrified wood

Locality: Monument #2 mine, Monument Valley, Navajo County, Arizona

Size: 5.3 x 4.3 x 7.3 (186 Grams) 

Ex. Jack Nieburger Collection

An unusual cabinet-size specimen of vivid yellow tyuyamunite replacing fossilized wood from the classic Monument #2 mine in the four corners area of northern Arizona. Measures ~125,000 CPM on my Ludlum Model 3 Counter with the 44-9 probe. Rare!