Mineralogy Database

Mirabilite Mineral Data

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General Mirabilite Information

Help on Chemical  Formula: Chemical Formula: Na2SO4•10(H2O)
Help on Composition: Composition: Molecular Weight = 322.20 gm
   Sodium    14.27 %  Na   19.24 % Na2O
   Hydrogen   6.26 %  H    55.91 % H2O
   Sulfur     9.95 %  S    24.85 % SO3
   Oxygen    69.52 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Na2(SO4)•10(H2O)
Help on Environment: Environment: Saline mineral deposited from sodium sulfate-chloride brines. Very prominent in cold weather in such brines.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1845
Help on Locality: Locality: Vulcano Island, Messina Province, Sicily. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after the Latin, sal mirabile - "miracle salt" expressing Glauber's surprise on its synthesis.
Help on Name Pronunciation: Name Pronunciation: Mirabilite + Pronunciation Say MIRABILITE
Help on Synonym: Synonym: ICSD 30505
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