Mineralogy Database

Rankinite Mineral Data

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General Rankinite Information

Help on Chemical  Formula: Chemical Formula: Ca3Si2O7
Help on Composition: Composition: Molecular Weight = 288.40 gm
   Calcium  41.69 %  Ca   58.33 % CaO
   Silicon  19.48 %  Si   41.67 % SiO2
   Oxygen   38.83 %  O
           ______        ______ 
           100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca3Si2O7
Help on Environment: Environment: In high-temperature calc-silicate skarns.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1942
Help on Locality: Locality: From Scawt Hill, near Larne, Co. Antrim, Ireland. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for George Atwater Rankin (1884-?), physical chemist of the Geophysical Laboratory, Washington, D.C., USA,
Help on Name Pronunciation: Name Pronunciation: Rankinite + Pronunciation Say RANKINITE
Help on Synonym: Synonym: ICSD 2282
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