Bindheimite Mineral Data

Bindheimite Mineral Data +

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General Bindheimite Information

Chemical Formula:

Pb2Sb2O6(O,OH)

Composition:

Molecular Weight = 770.15 gm

Antimony 31.62 % Sb 37.85 % Sb₂O₃

Hydrogen 0.03 % H 0.29 % H₂O

Lead 53.81 % Pb 57.96 % PbO

Oxygen 14.54 % O

______ ______

100.00 % 96.10 % = TOTAL OXIDE

Empirical Formula:

Pb₂Sb₂O_6.75(OH)_0.25

IMA Status:

Valid Species (Pre-IMA) 1868

Locality:

Link to MinDat.org Location Data.

Name Origin:

Named after the German chemist, J. J. Bindheim (1750-1825).

Synonym:

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 - HexoctahedralH-M Symbol (4/m 3 2/m) Space Group: F d3m

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

By Intensity(I/I_o): 3.01(1), 1.85(0.25), 2.61(0.18),

Crystal Structure:

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drag2 - RMB Resize/Rotate
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Natta G , Baccaredda M , Zeitschrift fur Kristallographie , 85 (1933) p.271-296, Tetrossido di antimonio e antimoniati

View Additional jPOWD Structure files for Bindheimite
[1]

Physical Properties of Bindheimite

Cleavage:

None

Color:

Yellow, Greenish yellow, Green, Brownish white, Grayish white.

Density:

4.6 - 7.3, Average = 5.94

Diaphaniety:

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:

None.

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

Optical Data:

Isotropic, n=1.84-1.87.

Calculated Properties of Bindheimite

Electron Density:

r_electron=4.98 gm/cc
note: r_Bindheimite=5.95 gm/cc.

Fermion Index

Fermion Index = 0.11898
Boson Index = 0.88102

Photoelectric:

PE_Bindheimite=1,098.16 barns/electron
U=PE_Bindheimite x r_electron=5,468.02 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Bindheimite is Not Radioactive

Bindheimite Classification

Dana Class:

44.1.1.2 (44)Antimonates

(44.1)(A)2 (X2 O6) (O,OH,F)

(44.1.1)Dana Group

44.1.1.1 Stibiconite SbSb2O6(OH) F d3m 4/m 3 2/m

44.1.1.2 Bindheimite Pb2Sb2O6(O,OH) F d3m 4/m 3 2/m

44.1.1.3 Romeite (Ca,Fe,Mn,Na)2(Sb,Ti)2O6(O,OH,F) F d3m 4/m 3 2/m

44.1.1.3a Lewisite! (Ca,Fe,Na)2(Sb,Ti)2O7 F d3m 4/m 3 2/m

44.1.1.4 Monimolite (Pb,Ca)2Sb2O7 F d3m 4/m 3 2/m

44.1.1.5 Stetefeldtite Ag2Sb2O6(O,OH) F d3m 4/m 3 2/m

44.1.1.6 Bismutostibiconite Bi(Sb,Fe)2O7 F d3m 4/m 3 2/m

44.1.1.7 Partzite Cu2Sb2(O,OH)7(?) F d3m 4/m 3 2/m

Strunz Class:

IV/C.11-70 IV - Oxides

IV/C - Oxides with metal : oxygen = 2:3 (M2O3 and related compounds)

IV/C.11 - Stibiconite group, Partzite - Bindheimite series

IV/C.11-10 Partzite Cu2Sb2(O,OH)7(?) F d3m 4/m 3 2/m

IV/C.11-20 Stetefeldtite Ag2Sb2O6(O,OH) F d3m 4/m 3 2/m

IV/C.11-30 Lewisite (Ca,Fe,Na)2(Sb,Ti)2O7 F d3m 4/m 3 2/m

IV/C.11-40 Romeite (Ca,Fe,Mn,Na)2(Sb,Ti)2O6(O,OH,F) F d3m 4/m 3 2/m

IV/C.11-50 Stibiconite SbSb2O6(OH) F d3m 4/m 3 2/m

IV/C.11-60 Bismutostibiconite Bi(Sb,Fe)2O7 F d3m 4/m 3 2/m

IV/C.11-70 Bindheimite Pb2Sb2O6(O,OH) F d3m 4/m 3 2/m

Other Bindheimite Information

References:

NAME( Duda&Rejl90) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Ford32)

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Bindheimite

Pb2Sb2O6(O,OH)
Dana No: 44.1.1.2 Strunz No: IV/C.11-70
Locality:

Notes: