Fairbankite Mineral Data + 
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- 34.1.2.1 Fairbankite PbTeO3 P1 1
- IV/K.02-10 Balyakinite CuTeO3 Pmcn 2/m 2/m 2/m
- IV/K.02-20 Magnolite Hg2TeO3 Pbm2 mm2
- IV/K.02-30 Fairbankite PbTeO3 P1 1
- IV/K.02-40 Plumbotellurite PbTeO3 Unk Ortho
General Fairbankite Information |
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 Chemical Formula: |
PbTe++++O3 | ||
| Composition: |
Molecular Weight = 382.80 gm | ||
| Tellurium 33.33 % Te 41.69 % TeO2 | |||
| Lead 54.13 % Pb 58.31 % PbO | |||
| Oxygen 12.54 % O | |||
| ______ ______ | |||
| 100.00 % 100.00 % = TOTAL OXIDE | |||
| Empirical Formula: |
Pb(TeO3) | ||
| Environment: |
Secondary mineral associated with oxidation of lead and telluride-bearing sulfides. | ||
| IMA Status: |
Approved IMA 1979 | ||
| Locality: |
Grand Central mine, Tombstone, Cochise County, Arizona, USA. Link to MinDat.org Location Data. | ||
| Name Origin: |
Named for N. K. Fairbank. | ||
Fairbankite Image | |||
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Images:
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Fairbankite Crystallography |
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| Axial Ratios: |
a:b:c =1.0984:1:0.9789 | ||
| Cell Dimensions: |
a = 7.81, b = 7.11, c = 6.96, Z = 4; alpha = 117.2°, beta = 93.78°, gamma = 93.4° V = 342.39 Den(Calc)= 7.43 | ||
| Crystal System: |
Triclinic - PinacoidalH-M Symbol ( 1) Space Group: P1 | ||
| X Ray Diffraction: |
By Intensity(I/Io): 3.265(1), 3.098(0.6), 3.148(0.6), | ||
Physical Properties of Fairbankite |
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| Cleavage: |
[???] Indistinct | ||
| Color: |
Colorless. | ||
| Density: |
7.45 | ||
| Diaphaniety: |
Transparent | ||
| Fracture: |
Brittle - Generally displayed by glasses and most non-metallic minerals. | ||
| Hardness: |
2 - Gypsum | ||
| Luster: |
Adamantine - Resinous | ||
| Streak: |
white | ||
Optical Properties of Fairbankite |
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| Gladstone-Dale: |
CI meas= -0.09 (Poor) - where the CI = (1-KPDmeas/KC) CI calc= -0.093 (Poor) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.1763,KPDmeas= 0.1758,KC= 0.1614 |
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| Optical Data: |
Biaxial (?), a=2.29, b=2.31, g=2.33, bire=0.0400, 2V(Calc)=88, 2V(Meas)=86. | ||
Calculated Properties of Fairbankite |
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| Electron Density: |
relectron=6.15 gm/cc |
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| Fermion Index |
Fermion Index = 0.14631 Boson Index = 0.85369 |
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| Photoelectric: |
PEFairbankite =1,130.45 barns/electron |
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Fairbankite is Not Radioactive |
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Fairbankite Classification |
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| Dana Class: |
34.1.2.1 (34)Selenites - Tellurites - Sulfites | ||
| (34.1)as A++ XO3 | |||
| (34.1.2)Dana Group | |||
| Strunz Class: |
IV/K.02-30 IV - Oxides | ||
| IV/K - Sulfides, selenides, tellurides with [XO3]2- groups and related structures | |||
| IV/K.02 - Balyakinite - Plumbotellurite series | |||
Other Fairbankite Information |
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| References: |
PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) | ||
| See Also: |
Links to other databases for Fairbankite : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 -Google Images 5 -Google Scholar 6 -Handbook of Mineralogy (UofA) 7 -MinDAT 8 -MinMax(Deutsch) 9 -MinMax(English) 10 -Mineralienatlas (Deutsch) 11 -QUT Mineral Atlas 12 -École des Mines de Paris Search for Fairbankite using: Visit our Advertisers for Fairbankite : Translate Fairbankite Mineral Data : Ask about Fairbankite here : Print or Cut-and-Paste your Fairbankite Specimen Label here :
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