Mineralogy Database

Ferrorosemaryite Mineral Data

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General Ferrorosemaryite Information

Help on Chemical Formula: Chemical Formula: [ ]NaFe++Fe+++Al(PO4)3
Help on Composition: Composition: Molecular Weight = 454.58 gm
   Sodium       2.12 %  Na    2.86 % Na2O
   Calcium      0.35 %  Ca    0.49 % CaO
   Magnesium    0.11 %  Mg    0.18 % MgO
   Manganese    6.28 %  Mn    8.11 % MnO
   Aluminum     4.87 %  Al    9.20 % Al2O3
   Iron        23.59 %  Fe   11.22 % FeO / 21.25 % Fe2O3
   Phosphorus  20.44 %  P    46.84 % P2O5
   Oxygen      42.24 %  O
              ______        ______ 
              100.00 %      100.16 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Na0.42Mn2+0.28Ca0.04Fe2+0.71Mn2+0.24Fe3+0.05Fe3+Al0.82Fe3+0.16Mg0.02(PO4)3
Help on Environment: Environment: Found in embedded in scorzalite from cotan-bearing pegmatites that cut across dark-gray schists and quartzites of the Mesoproterozoic Kibuye formation. Wyllieite group.
Help on IMA Status: IMA Status: Approved IMA 2003 (Dana # Added)
Help on Locality: Locality: Rubindi-Kabilizi pegmatite, located 3 km WNW of Muhororo village, south of the Rubindi river, 50 km west of Kigali, Rwanda. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named as the Fe-dominant analogue of rosemaryite.
Help on Synonym: Synonym: IMA2003-063