Nice Metakomatiite (Diamond Springs Formation, Mesoarchean; South Pass, Wind River Range, Wyoming, USA) 2 photo
Check out this South African City image: Metakomatiite (Diamond Springs Formation, Mesoarchean; South Pass, Wind River Range, Wyoming, USA) 2 Image by James St. John Metakomatiite (serpentinite) from the Precambrian of Wyoming, USA. (6.3 centimeters across at its widest) Komatiites are very rare, magnesium-rich, extrusive, ultramafic igneous rocks. They are named after the Komati River …