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Ferronigerite-6N6S Mineral Data |
General Ferronigerite-6N6S Information |
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(Fe++,Zn)4Sn2(Al,Fe+++)15O30(OH)2 | ||
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Molecular Weight = 1,419.10 gm | ||
Calcium 0.85 % Ca 1.19 % CaO | |||
Manganese 0.39 % Mn 0.50 % MnO | |||
Aluminum 27.95 % Al 52.81 % Al2O3 | |||
Zinc 6.45 % Zn 8.03 % ZnO | |||
Iron 11.02 % Fe 13.67 % FeO / 0.56 % Fe2O3 | |||
Silicon 0.40 % Si 0.85 % SiO2 | |||
Tin 16.73 % Sn 21.24 % SnO2 | |||
Hydrogen 0.14 % H 1.27 % H2O | |||
Oxygen 36.08 % O | |||
______ ______ | |||
100.00 % 100.11 % = TOTAL OXIDE | |||
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Fe2+2.7Zn1.4Mn2+0.1Sn2Ca0.3Al14.7Si0.2Fe3+0.1O30(OH)2 | ||
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Pegmatitic rocks. | ||
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Approved IMA 2002 (Dana # Added) | ||
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Nigeria, Africa. Link to MinDat.org Location Data. | ||
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Named after its locality and FERRO (Iron). (S=Spinel, N=Nolanite Layers). | ||
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IMA2001-A | ||
Nigerite-24R | |||
Ferronigerite-6N6S Image | |||
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Ferronigerite-6N6S Crystallography |
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a:c = 1:9.70331 | ||
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a = 5.73, c = 55.6, Z = 3; V = 1,580.94 Den(Calc)= 4.47 | ||
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Trigonal - Hexagonal Scalenohedral H-M Symbol (3 2/m) Space Group: R 3m | ||
Physical Properties of Ferronigerite-6N6S |
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None | ||
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Brown, Reddish brown. | ||
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4.51 | ||
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Opaque | ||
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Hackly - Jagged, torn surfaces, (e.g. fractured metals). | ||
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Platy - Sheet forms (e.g. micas). | ||
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8.5 - Chrysoberyl | ||
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Vitreous - Greasy | ||
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grayish white | ||
Optical Properties of Ferronigerite-6N6S |
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Uniaxial (?). | ||
NCalc= 1.85 - from Gladstone-Dale relationship (KC = 0.1894) where Ncalc=Dcalc*KC+1 NCalc= 1.85 - from Gladstone-Dale relationship (KC = 0.1894) where Ncalc=Dmeas*KC+1 |
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Calculated Properties of Ferronigerite-6N6S |
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Bulk Density (Electron Density)=4.25 gm/cc note: Specific Gravity of Ferronigerite-6N6S =4.47 gm/cc. |
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Fermion Index = 0.03 Boson Index = 0.97 |
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PEFerronigerite-6N6S = 56.09 barns/electron U=PEFerronigerite-6N6S x rElectron Density= 238.57 barns/cc. |
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GRapi = 0 (Gamma Ray American Petroleum Institute Units) Ferronigerite-6N6S is Not Radioactive |
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Ferronigerite-6N6S Classification |
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07.11.08.02 (07)Multiple Oxides | ||
(07.11)as titano-oxides with [4] and [6] substitutions | |||
(07.11.08)Nigerite Group (Sn>Ti) | |||
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04.FC.20 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate | ||
04.F - Hydroxides (without V or U) | |||
04.FC -Hydroxides with OH, without H2O; corner-sharing octahedra | |||
Other Ferronigerite-6N6S Information |
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NAME( Duda&Rejl90) PHYS. PROP.(Duda&Rejl90) OPTIC PROP.(AntBidBlaNic3) | ||
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Links to other databases for Ferronigerite-6N6S : 1 - Am. Min. Crystal Structure Database 2 - Athena 3 - GeoScienceWorld 4 - Google Images 5 - Google Scholar 6 - MinDAT 7 - Mineralienatlas (Deutsch) 8 - Online Mineral Museum 9 - QUT Mineral Atlas 10 - Ruff.Info Search for Ferronigerite-6N6S using: Visit our Advertisers for Ferronigerite-6N6S : Ask about Ferronigerite-6N6S here : Print or Cut-and-Paste your Ferronigerite-6N6S Specimen Label here :
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