• Tapiolite - Wikipedia

    en.wikipedia.org/wiki/Tapiolite Tapiolite [(Fe, Mn)(Nb, Ta) 2 O 6] is a black mineral series that is an ore of niobium and tantalum.The tapiolite group includes tapiolite-(Fe) or ferrotapiolite and tapiolite-(Mn) or manganotapiolite. Tapiolite-(Fe) is by far the more common of the two.
  • Tapiolite-(Mn): Mineral information, data and localities.

    www.mindat.org/min-2523.html Tapiolite-(Fe)-Tapiolite-(Mn) Series. - This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for further information on this occurrence.?? - Indicates mineral may be doubtful at this locality.
  • Tapiolite-(Mn) Mineral Data

    webmineral.com/data/Tapiolite-(Mn).shtml Tapiolite-(Mn) Crystallography: Axial Ratios: a:c = 1:1.94708 : Cell Dimensions: a = 4.762, c = 9.272, Z = 2; V = 210.26 Den(Calc)= 7.62 : Crystal System:
  • Tapiolite-(Fe): Mineral information, data and localities.

    www.mindat.org/min-1531.html Tapiolite-(Fe)-Tapiolite-(Mn) Series. ID Species Reference Link Year Locality Pressure (GPa) Temp (K) 0017872: Tapiolite-(Fe)
  • Tapiolite Mineral Data

    webmineral.com/data/Tapiolite.shtml General Tapiolite Information : Chemical Formula: (Fe,Mn)(Ta,Nb)2O6 : Composition: Molecular Weight = 495.95 gm Tantalum 65.67 % Ta 80.19 % Ta 2 O 5: Manganese 2.22 % Mn 2.86 % MnO: Niobium 3.75 % Nb 5.36 % Nb 2 O 5: Iron 9.01 % Fe 11.59 % FeO: Oxygen 19.36 % O: 100.00 % 100.00 % = TOTAL OXIDE
  • Tapiolite Mineral Data - webmin.mindat.org

    webmin.mindat.org/data/Tapiolite.shtml General Tapiolite Information : Chemical Formula: (Fe,Mn)(Ta,Nb)2O6 : Composition: Molecular Weight = 495.95 gm Tantalum 65.67 % Ta 80.19 % Ta 2 O 5: Manganese 2.22 % Mn 2.86 % MnO: Niobium 3.75 % Nb 5.36 % Nb 2 O 5: Iron 9.01 % Fe 11.59 % FeO: Oxygen 19.36 % O: 100.00 % 100.00 % = TOTAL OXIDE
  • Tantalite - WikiMili, The Free Encyclopedia

    wikimili.com/en/Tantalite Tapiolite [(Fe, Mn)(Nb, Ta) 2 O 6] is a black mineral series that is an ore of niobium and tantalum. The tapiolite group includes tapiolite-(Fe) or ferrotapiolite and tapiolite-(Mn) or manganotapiolite. Tapiolite-(Fe) is by far the more common of the two.
  • A Ta,Ti–rich oxide mineral assemblage from the Nancy beryl ...

    link.springer.com/article/10.1007/s00710-019-00673-z An assemblage of tantalite-(Mn), tantalian rutile, tapiolite-(Fe), titanowodginite, ferrotitanowodginite, and hydroxycalciomicrolite occurs in the Nancy granitic pegmatite, San Luis range, Argentina. The Nancy beryl-type, beryl–columbite–phosphate subtype of LCT (Li-Cs-Ta) rare-element pegmatite was emplaced in the Paleozoic Conlara pegmatitic field.
  • Tapiolita-(Mn) - Wikipedia, entziklopedia askea.

    eu.wikipedia.org/wiki/Tapiolita-(Mn) Tapiolita-(Mn) oxido motako minerala da eta tapiolita taldearen kidea da. Ezaugarriak. Tapiolita-(Mn) oxido mineralaren formula kimikoa hau da: (,) (,). Sistema tetragonalaren arabera sortzen ditu kristalak. Mohs eskalaren arabera duen gogortasunaren balioa 6 - 6,5 da. Eraketa eta ...
  • Weinrich Minerals - Minerals For Sale

    www.weinrichmineralsinc.com/product/shop/index Vanadinite — New Mexico. Origin: Hillsboro, Sierra Co., New Mexico, USA. Number: (8603004) Size: 6.0 x 5.0 x 4.0 cm (small-cabinet)