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 % H₂O

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

Comments: Reddish brown crystal of natanite on matrix.
Location: Potosi mine, Santa Eulalia, Chihuahua, Mexico. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

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

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 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:

PE_Natanite= 132.05 barns/electron
U=PE_Natanite x rElectron 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:

Notes:

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