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A mineral occurring in transparent crystals, usually of a white, sometimes of a reddish gray, or lemon-yellow, color; native sodium nitrate. It is used in making nitric acid and for manure. Called also soda niter.

g essentially of a solution of sodium hydroxide, used in soap making. -- Soda niter. See Nitratine. -- Soda salts, salts having sodium for the base; specifically, sodium sulphate or Glauber's salts. -- Soda waste, the waste material, consisting chiefly of calcium hydroxide and sulphide, which accumulates as a useles…