Anhydrous sulphate containing halogen, perovskite group
Specific gravity: 2.505
Colour: Colourless, gray, greenish yellow; colourless in transmitted light
Solubility: Slowly soluble in cold water
Sulphohalite occurs in lacustrine (lake) evaporite deposits.
At the Otjivalunda salt pan, Uuvudhiya, Oshana Region, Namibia, sulphohalite is abundant associated with trona, thénardite and pirssonite (Dana, HOM).
At the Kamchatka Peninsula, Russia, sulphohalite occurs in a volcanic sublimate (HOM).
At the type locality, Searles Lake, San Bernardino county, California, USA, sulphohalite occurs In evaporite deposits associated with hanksite and halite (Dana, HOM). Fine crystals of sulphohalite have been found embedded in solid halite (Minrec 38.3.213).
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