| Ferronigerite-2N1S Mineral Data |
General Ferronigerite-2N1S Information |
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| (Zn,Mg,Fe++)(Sn,Zn)2(Al,Fe+++)12O22(OH)2 | |||
| Molecular Weight = 1,041.00 gm | |||
| Magnesium 0.70 % Mg 1.16 % MgO | |||
| Aluminum 27.21 % Al 51.42 % Al2O3 | |||
| Zinc 3.77 % Zn 4.69 % ZnO | |||
| Iron 10.73 % Fe 2.76 % FeO / 12.27 % Fe2O3 | |||
| Tin 20.53 % Sn 26.06 % SnO2 | |||
| Hydrogen 0.17 % H 1.56 % H2O | |||
| Oxygen 36.89 % O | |||
| ______ ______ | |||
| 100.00 % 99.92 % = TOTAL OXIDE | |||
| Fe2+0.4Zn0.4Mg0.3Fe3+0.1Sn1.8Zn0.2Al10.5Fe3+1.5O22.2(OH)1.8 | |||
| Tin-bearing pegmatitic rocks. | |||
| Valid Species (Pre-IMA) 1947 | |||
| Egbe district, Nigeria, Africa. Link to MinDat.org Location Data. | |||
| Named after its locality and FERRO (Iron). (S=Spinel, N=Nolanite Layers). | |||
| IMA2001-A | |||
| Nigerite | |||
| Nigerite-6H | |||
| Nigerite-6T | |||
Search for Ferronigerite-2N1S Images | |||
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Ferronigerite-2N1S Crystallography |
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| a:c = 1:2.42307 | |||
| a = 5.72, c = 13.86, Z = 1; V = 392.72 Den(Calc)= 4.40 | |||
| Trigonal - Hexagonal ScalenohedralH-M Symbol (3 2/m) Space Group: P 3m or P 3m1 | |||
| By Intensity(I/Io): 2.42(1), 2.85(0.9), 1.55(0.6), | |||
Physical Properties of Ferronigerite-2N1S |
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| None | |||
| Colorless, Amber yellow, Golden brown, Brown, Red. | |||
| 4.51 | |||
| Opaque | |||
| Brittle - Generally displayed by glasses and most non-metallic minerals. | |||
| Anhedral Grains - Granular minerals without the expression of crystal shapes | |||
| Hexagonal - Six-sided crystal shape in cross-section or habit. | |||
| Platy - Sheet forms (e.g. micas). | |||
| 8.5 - Chrysoberyl | |||
| Non-fluorescent. | |||
| Vitreous - Greasy | |||
| Weakly magnetic | |||
| grayish white | |||
Optical Properties of Ferronigerite-2N1S |
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| brownish yellow or yellow brown. | |||
| pale brownish yellow or yellow. | |||
| CI meas= 0.096 (Poor) - where the CI = (1-KPDmeas/KC) CI calc= 0.073 (Fair) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.183,KPDmeas= 0.1785,KC= 0.1974 |
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| Uniaxial (+), w=1.8, e=1.81, bire=0.0100. | |||
Calculated Properties of Ferronigerite-2N1S |
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relectron=4.18 gm/cc |
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| Fermion Index = 0.03881 Boson Index = 0.96119 |
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PEFerronigerite-2N1S = 65.60 barns/electron |
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| GRapi = 0 (Gamma Ray American Petroleum Institute Units) Ferronigerite-2N1S is Not Radioactive |
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Ferronigerite-2N1S Classification |
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| 7.11.8.1 (7)Multiple Oxides | |||
| (7.11)as titano-oxides with [4] and [6] substitutions | |||
| (7.11.8)Nigerite Group (Sn>Ti) | |||
| IV/C.07-50 IV - Oxides | |||
| IV/C - Oxides with metal : oxygen = 2:3 (M2O3 and related compounds) | |||
| IV/C.07 - Högbomite - Mengxianminite series | |||
Other Ferronigerite-2N1S Information |
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| NAME( Duda&Rejl90) PHYS. PROP.(Dana8) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) | |||
| Links to other databases for Ferronigerite-2N1S : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 -Google Images 4 -Google Scholar 5 -MinDAT 6 -MinMax(Deutsch) 7 -MinMax(English) 8 -Mineralienatlas (Deutsch) 9 -QUT Mineral Atlas Search for Ferronigerite-2N1S using: Visit our Advertisers for Ferronigerite-2N1S : Translate Ferronigerite-2N1S Mineral Data : Ask about Ferronigerite-2N1S here : Print or Cut-and-Paste your Ferronigerite-2N1S Specimen Label here :
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