Mineralogy Database

Merrillite-(Ca) Mineral Data

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General Merrillite-(Ca) Information

Help on Chemical Formula: Chemical Formula: (Ca,[ ])19Mg2(PO4)14
Help on Composition: Composition: Molecular Weight = 2,099.61 gm
   Calcium     34.36 %  Ca   48.08 % CaO
   Magnesium    2.32 %  Mg    3.84 % MgO
   Phosphorus  20.65 %  P    47.32 % P2O5
   Oxygen      42.67 %  O
              ______        ______ 
              100.00 %       99.24 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca18Mg2(PO4)14
Help on Environment: Environment: Extraterrestrial bodies.
Help on IMA Status: IMA Status: Not Approved IMA 1977
Help on Locality: Locality: Lunar rocks. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after George Perkins Merrill (1854-1929), meteorite specialist at U. S. National Museum, Smithsonian Institution, Washington, D.C. USA.