Natanite Mineral Data
General Natanite Information
Chemical Formula:
Fe++Sn++++(OH)6
Composition:
Molecular Weight = 276.60 gm
Iron 20.19 % Fe 25.97 % FeO
Tin 42.92 % Sn 54.49 % SnO2
Hydrogen 2.19 % H 19.54 % H2 O
Oxygen 34.71 % O
______ ______
100.00 % 100.00 % = TOTAL OXIDE
Empirical Formula:
Fe2+ Sn(OH)6
Environment:
Nb and Ta-bearing pegmatites.
IMA Status:
Approved IMA 1981
Locality:
Trudov and Mushiston deposits, Tadzhikistan. Link to MinDat.org Location Data.
Name Origin:
Named for Natan Il'ich Ginzburg (1917-1985), Russian mineralogist and geochemist.
Name Pronunciation:
Natanite
Synonym:
ICSD 25821
PDF 31-653
Natanite Image
Images:
Natanite Crystallography
Cell Dimensions:
a = 7.69, Z = 4; V = 454.76 Den(Calc)= 4.04
Crystal System:
Isometric - Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: P n3m
X Ray Diffraction:
By Intensity(I/Io ): 1.71(1), 3.729(0.9), 2.709(0.7),
Physical Properties of Natanite
Cleavage:
None
Color:
Greenish brown.
Density:
4.035
Diaphaneity:
Transparent
Hardness:
5 - Apatite
Luster:
Vitreous (Glassy)
Optical Properties of Natanite
Gladstone-Dale:
CI meas = 0.031 (Excellent) - where the CI = (1-KPDmeas /KC ) CI calc = 0.033 (Excellent) - where the CI = (1-KPDcalc /KC )
KPDcalc = 0.1869,KPDmeas = 0.1871,KC = 0.1932 Ncalc = 1.78
Optical Data:
Isotropic, n=1.755.
Calculated Properties of Natanite
Electron Density:
Bulk Density (Electron Density)=3.79 gm/cc note: Specific Gravity of Natanite =4.04 gm/cc.
Fermion Index:
Fermion Index = 0.07 Boson Index = 0.93
Photoelectric:
PENatanite = 132.05 barns/electronU=PENatanite x r Electron Density= 500.84 barns/cc.
Radioactivity:
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Natanite is Not Radioactive
Natanite Classification
Dana Class:
06.03.06.03 (06) Hydroxides and Oxides Containing Hydroxyl
(06.03) with (OH)3 or (OH)6 groups
(06.03.06) Wickmanite group (Cubic or Trigonal, 2+ cations containing Sn)
06.03.06.01 Wickmanite MnSn(OH)6 P n3m 4/m 3 2/m
06.03.06.02 Schoenfliesite MgSn(OH)6 P n3 2/m 3
06.03.06.03 Natanite FeSn(OH)6 P n3m 4/m 3 2/m
06.03.06.04 Vismirnovite ZnSn(OH)6 P n3m 4/m 3 2/m
06.03.06.05 Burtite CaSn(OH)6 R 3 3
06.03.06.06 Mushistonite (Cu,Zn,Fe)Sn(OH)6 P n3m 4/m 3 2/m
Strunz Class:
04.FC.10 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
04.FC.10 Burtite CaSn(OH)6 R 3 3
04.FC.10 Mushistonite (Cu,Zn,Fe)Sn(OH)6 P n3m 4/m 3 2/m
04.FC.10 Natanite FeSn(OH)6 P n3m 4/m 3 2/m
04.FC.10 Vismirnovite ZnSn(OH)6 P n3m 4/m 3 2/m
04.FC.10 Schoenfliesite MgSn(OH)6 P n3 2/m 3
04.FC.10 Wickmanite MnSn(OH)6 P n3m 4/m 3 2/m
Other Natanite Information
References:
NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
See Also:
Links to other databases for Natanite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info
15 - WWW-MINCRYST
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Print or Cut-and-Paste your Natanite Specimen Label here :
Natanite
Fe++Sn++++(OH)6
Dana No: 06.03.06.03 Strunz No: 04.FC.10
Locality:
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