Mineralogy Database

Santafeite Mineral Data

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General Santafeite Information

Help on Chemical Formula: Chemical Formula: (Mn,Fe,Al,Mg)2(Mn++++,Mn++)2(Ca,Sr,Na)3(VO4,AsO4)4(OH)3•2(H2O)
Help on Composition: Composition: Molecular Weight = 896.52 gm
   Sodium      3.59 %  Na    4.84 % Na2O
   Strontium   6.84 %  Sr    8.09 % SrO
   Calcium     3.58 %  Ca    5.00 % CaO
   Magnesium   0.54 %  Mg    0.90 % MgO
   Manganese  20.83 %  Mn   13.45 % MnO / 16.49 % MnO2
   Aluminum    0.60 %  Al    1.14 % Al2O3
   Vanadium   20.46 %  V    36.52 % V2O5
   Iron        0.62 %  Fe    0.89 % Fe2O3
   Arsenic     2.51 %  As    3.85 % As2O5
   Hydrogen    0.81 %  H     7.23 % H2O
   Oxygen     39.62 %  O
             ______        ______ 
             100.00 %       98.39 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Na1.4Ca0.8Sr0.7Mn2+1.4Mg0.2Al0.2Fe3+0.1Mn4+1.7Mn2+0.3(VO4)3.6(AsO4)0.3 (OH)3O1.5�2.1(H2O)
Help on Environment: Environment: Uranium-vanadium deposits in a sabka limestone.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1958
Help on Locality: Locality: Cliff face outcrop of the Todilto limestone, T13N-R10W Sec 25, Valencia county, New Mexico. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after the Atchison, Topeka and Santa Fe Railroad Company, because if its contribution to the exploration and development of the New Mexico uranium deposits.
Help on Name Pronunciation: Name Pronunciation: Santafeite + Pronunciation Say SANTAFEITE