Image 1 of 2 Image 2 of 2 Green River Tyuyamunite $30.00 Tyuyamunite from near Green River, UT. 1.6x0.5x0.3 inches. 0.1 ounce. 10k CPM on Ludlum Model 3 with 44-9 probe. Add To Cart Added! Tyuyamunite from near Green River, UT. 1.6x0.5x0.3 inches. 0.1 ounce. 10k CPM on Ludlum Model 3 with 44-9 probe. You Might Also Like Green River Tyuyamunite $70.00