Bindheimite Mineral Data
General Bindheimite Information
Chemical Formula:
Pb2Sb2O6(O,OH)
Composition:
Molecular Weight = 770.15 gm
Antimony 31.62 % Sb 37.85 % Sb2 O3
Hydrogen 0.03 % H 0.29 % H2 O
Lead 53.81 % Pb 57.96 % PbO
Oxygen 14.54 % O
______ ______
100.00 % 96.10 % = TOTAL OXIDE
Empirical Formula:
Pb2 Sb2 O6.75 (OH)0.25
Environment:
Widespread oxidation product of lead-antimony sulfides.
IMA Status:
Valid Species (Pre-IMA) 1868
Locality:
Nerchinsk, Siberia, Russia. Link to MinDat.org Location Data.
Name Origin:
Named after the German chemist, Johann J. Bindheim (1750-1825) who first analysed the mineral.
Name Pronunciation:
Bindheimite + Pronunciation
Synonym:
Belmontite = mixture with other minerals
ICSD 27120
PDF 42-1355
Bindheimite Image
Images:
Bindheimite
Comments: Yellow earthy bindheimite covering red, massive crocoite.
Location: Callenberg North (no. 1) open cut, Callenberg, Glauchau, Saxony, Germany.
Scale: Picture size 7 mm.
© Thomas Witzke / Abraxas-Verlag
Bindheimite Crystallography
Cell Dimensions:
a = 10.41, Z = 6; V = 1,128.11 Den(Calc)= 6.80
Crystal System:
Isometric - Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F d3m
X Ray Diffraction:
By Intensity(I/Io ): 3.01(1), 1.85(0.25), 2.61(0.18),
Physical Properties of Bindheimite
Cleavage:
None
Color:
Yellow, Greenish yellow, Green, Brownish white, Grayish white.
Density:
4.6 - 7.3, Average = 5.94
Diaphaneity:
Translucent to Opaque
Fracture:
Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz).
Habit:
Earthy - Dull, clay-like texture with no visible crystalline affinities, (e.g. howlite).
Habit:
Encrustations - Forms crust-like aggregates on matrix.
Habit:
Encrustations - Forms crust-like aggregates on matrix.
Hardness:
4-5 - Fluorite-Apatite
Luminescence:
Non-fluorescent.
Luster:
Greasy (Oily)
Magnetism:
Nonmagnetic
Streak:
light greenish brown
Optical Properties of Bindheimite
Gladstone-Dale:
CI meas = 0.072 (Fair) - where the CI = (1-KPDmeas /KC ) CI calc = 0.188 (Poor) - where the CI = (1-KPDcalc /KC )
KPDcalc = 0.1257,KPDmeas = 0.1437,KC = 0.1549 Ncalc = 1.71 - 2.13
Optical Data:
Isotropic, n=1.84-1.87.
Calculated Properties of Bindheimite
Electron Density:
Bulk Density (Electron Density)=4.98 gm/cc note: Specific Gravity of Bindheimite =5.95 gm/cc.
Fermion Index:
Fermion Index = 0.11 Boson Index = 0.89
Photoelectric:
PEBindheimite =1,098.16 barns/electronU=PEBindheimite x r Electron Density=5,468.02 barns/cc.
Radioactivity:
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Bindheimite is Not Radioactive
Bindheimite Classification
Dana Class:
44.01.01.02 (44) Antimonates
(44.01) (A)2 (X2 O6) (O,OH,F)
(44.01.01) Stibiconite Group
44.01.01.01 Stibiconite SbSb2O6(OH) F d3m 4/m 3 2/m
44.01.01.02 Bindheimite Pb2Sb2O6(O,OH) F d3m 4/m 3 2/m
44.01.01.03 Romeite (Ca,Fe,Mn,Na)2(Sb,Ti)2O6(O,OH,F) F d3m 4/m 3 2/m
44.01.01.03a Lewisite ? (Ca,Fe,Na)2(Sb,Ti)2O7 F d3m 4/m 3 2/m
44.01.01.04 Monimolite (Pb,Ca)2Sb2O7 F d3m 4/m 3 2/m
44.01.01.05 Stetefeldtite Ag2Sb2O6(O,OH) F d3m 4/m 3 2/m
44.01.01.06 Bismutostibiconite Bi(Sb,Fe)2O7 F d3m 4/m 3 2/m
44.01.01.07 Partzite Cu2Sb2(O,OH)7(?) F d3m 4/m 3 2/m
Strunz Class:
04.DH.20 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate
04.D - Metal:Oxygen = 1:2 and similar
04.DH -With large (� medium-sized) cations; sheets of edge-sharing octahedra
04.DH.20 Bismutostibiconite Bi(Sb,Fe)2O7 F d3m 4/m 3 2/m
04.DH.20 Bindheimite Pb2Sb2O6(O,OH) F d3m 4/m 3 2/m
04.DH.20 Monimolite (Pb,Ca)2Sb2O7 F d3m 4/m 3 2/m
04.DH.20 Partzite Cu2Sb2(O,OH)7(?) F d3m 4/m 3 2/m
04.DH.20 Stetefeldtite Ag2Sb2O6(O,OH) F d3m 4/m 3 2/m
04.DH.20 Romeite (Ca,Fe,Mn,Na)2(Sb,Ti)2O6(O,OH,F) F d3m 4/m 3 2/m
04.DH.20 Stibiconite SbSb2O6(OH) F d3m 4/m 3 2/m
Other Bindheimite Information
References:
NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Ford32)
See Also:
Links to other databases for Bindheimite :
1 - Am. Min. Crystal Structure Database
2 - Amethyst Galleries' Mineral Gallery
3 - Athena
4 - EUROmin Project
5 - Ecole des Mines de Paris
6 - GeoScienceWorld
7 - Google Images
8 - Google Scholar
9 - Handbook of Mineralogy (MinSocAm)
10 - Handbook of Mineralogy (UofA)
11 - MinDAT
12 - Mineralienatlas (Deutsch)
13 - Online Mineral Museum
14 - QUT Mineral Atlas
15 - Ruff.Info
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Bindheimite
Pb2Sb2O6(O,OH)
Dana No: 44.01.01.02 Strunz No: 04.DH.20
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