Mineralogy Database

Tapiolite-(Fe) Mineral Data

Search Webmineral :
  

General Tapiolite-(Fe) Information

Help on Chemical Formula: Chemical Formula: (Fe++,Mn++)(Ta,Nb)2O6
Help on Composition: Composition: Molecular Weight = 500.02 gm
   Tantalum   68.76 %  Ta   83.96 % Ta2O5
   Manganese   3.30 %  Mn    4.26 % MnO
   Niobium     0.93 %  Nb    1.33 % Nb2O5
   Iron        7.82 %  Fe   10.06 % FeO
   Oxygen     19.20 %  O
             ______        ______ 
             100.00 %       99.60 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Fe2+0.7Mn2+0.3Ta1.9Nb0.05O6
Help on Environment: Environment: Pegmatites and alluvial deposits.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1863
Help on Locality: Locality: Sri Lanka. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after the god Tapio of Finnish mythology and the Latin ferrium - "iron."
Help on Name Pronunciation: Name Pronunciation: Tapiolite-(Fe) + Pronunciation Say TAPIOLITE-(FE)
Help on Synonym: Synonym: Ferrotapiolite - Renamed to Tapiolite-(Fe) by Mineralogical Record, v39 (2008), p 131
  Staringite - mixture with cassiderite