Tyuyamunite: Monument Valley, USA

Species: Tyuyamunite

Locality: Monument Valley, USA
Dimensions: 6.5 cm x 4 cm x 3.5 cm

Yellow tyuyamunite (as labeled) impregnated in sandstone. Old label says “Monument Valley nr. Mexican Hat, Utah “. Collected in the 1950s. Eric Quinter specimen U/Th 0993, pictured on mindat.org.