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Located in the Atacama Desert (n. Chile), this salar ("salt flat", essentially) produces enough mined salt to account for the domestic consumption of Chile plus a few million tons for export. The lower parts of the salar are essentially pure NaCl (rare, geologically speaking - usually there's a lot of other salts mi...
Four samples of limestone showing halite casts from the Silurian Tonoloway Fomation limestone of West Virginia. Width of field of view is approximately 27 cm. Collected along the newly-opened section of Corridor H west of Moorefield, West Virginia, at this new roadcut: www.gigapan.com/gigapans/103106