Mineralogy Database

Rynersonite Mineral Data

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General Rynersonite Information

Help on Chemical  Formula: Chemical Formula: Ca(Ta,Nb)2O6
Help on Composition: Composition: Molecular Weight = 453.95 gm
   Calcium    8.83 %  Ca   12.35 % CaO
   Tantalum  59.79 %  Ta   73.01 % Ta2O5
   Niobium   10.23 %  Nb   14.64 % Nb2O5
   Oxygen    21.15 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: CaTa1.5Nb0.5O6
Help on Environment: Environment: Alteration product of earlier Nb-Ta minerals in some granite pegmatites.
Help on IMA Status: IMA Status: Approved IMA 1978
Help on Locality: Locality: San Diego mine, Mesa Grande, San Diego Co., California. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Frederick James Rynerson (1882-1960), and his two sons, Buel Frederick Rynerson (1905- ) and Eugene Bonfoey Rynerson (1910- ), long-time pegmatite miners in San Diego Co., California, USA.
Help on Name Pronunciation: Name Pronunciation: Rynersonite + Pronunciation Say RYNERSONITE
Help on Synonym: Synonym: ICSD 24091
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