Mineralogy Database

Cahnite Mineral Data

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General Cahnite Information

Help on Chemical  Formula: Chemical Formula: Ca2B(AsO4)(OH)4
Help on Composition: Composition: Molecular Weight = 297.91 gm
   Calcium   26.91 %  Ca   37.65 % CaO
   Boron      3.63 %  B    11.68 % B2O3
   Arsenic   25.15 %  As   38.57 % As2O5
   Hydrogen   1.35 %  H    12.09 % H2O
   Oxygen    42.96 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca2B(AsO4)(OH)4
Help on Environment: Environment: A late-stage mineral in pegmatites cutting a metamorphosed stratiform zinc orebody.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1927
Help on Locality: Locality: From Franklin, Sussex Co., New Jersey, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Lazard Cahn (1865-1940), mineral collector and dealer, Colorado Springs, Colorado, USA, who first noted the species.
Help on Name Pronunciation: Name Pronunciation: Cahnite Say CAHNITE
Help on Synonym: Synonym: ICSD 27527
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