Rock Identifier
Halite (Sodium Chloride (NaCl)) — mineral
mineral

Halite

Sodium Chloride (NaCl)

AI-generated identification · may be incorrect

Mohs hardness of 2.5, colorless or white, vitreous luster, isometric crystal system with cubic cleavage, specific gravity of 2.16.

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Physical properties

Mohs hardness of 2.5, colorless or white, vitreous luster, isometric crystal system with cubic cleavage, specific gravity of 2.16.

Formation & geological history

Formed through the evaporation of marine or hypersaline lake waters in arid environments throughout geological history.

Uses & applications

Used widely in food seasoning, de-icing roads, chemical manufacturing, and water softening.

Geological facts

Halite dissolves easily in water and forms massive underground salt domes that trap petroleum deposits.

Field identification & locations

Easily identified by its distinct salty taste, perfect cubic cleavage, and low hardness. Found worldwide in sedimentary evaporite deposits.