Perite Mineral Data + 
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- 10.2.5.1 Perite PbBiO2Cl Bmmb 2/m 2/m 2/m
- 10.2.5.2 Nadorite PbSbO2Cl Bmmb 2/m 2/m 2/m
- III/D.11-10 Mendipite Pb3Cl2O2 P 212121 2 2 2
- III/D.11-15 Damaraite Pb3O2(OH)Cl Pmc2 mm2
- III/D.11-17 Chubutite* Pb7O6Cl2 Unk Ortho
- III/D.11-20 Penfieldite Pb2Cl3(OH) P 6/mmm 6/m 2/m 2/m
- III/D.11-30 Blixite Pb2Cl(O,OH)2 Unk Ortho
- III/D.11-35 Mereheadite! Pb2O(OH)Cl C 2/c 2/m
- III/D.11-40 Sundiusite Pb10(SO4)Cl2O8 C 2,Cm,C 2/m Mono
- III/D.11-50 Asisite Pb12(SiO4)O8Cl4 I 4/mmm 4/m 2/m 2/m
- III/D.11-55 Parkinsonite (Pb,Mo,[])8O8Cl2 I 4/mmm 4/m 2/m 2/m
- III/D.11-60 Thorikosite Pb3(Sb,As)O3(OH)Cl2 I 4/mmm 4/m 2/m 2/m
- III/D.11-65 Philolithite! Pb12O6Mn(Mg,Mn)2(Mn,Mg)4(SO4)(CO3)4Cl4(OH)12 P 41/nnm 4/m 2/m 2/m
- III/D.11-70 Pinalite Pb3(WO4)OCl2 Amam 2/m 2/m 2/m
- III/D.11-80 Nadorite PbSbO2Cl Bmmb 2/m 2/m 2/m
- III/D.11-90 Perite PbBiO2Cl Bmmb 2/m 2/m 2/m
- III/D.11-100 Heliophyllite Pb6As2O7Cl4 Unk Ortho
- III/D.11-110 Ecdemite Pb6As2O7Cl4 Unk Tetra
- III/D.11-120 Onoratoite Sb8O11Cl2 C 2/m 2/m
General Perite Information |
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 Chemical Formula: |
PbBiO2Cl | ||
| Composition: |
Molecular Weight = 483.63 gm | ||
| Bismuth 43.21 % Bi 48.17 % Bi2O3 | |||
| Lead 42.84 % Pb 46.15 % PbO | |||
| Chlorine 7.33 % Cl 7.33 % Cl | |||
| - % Cl -1.65 % -O=Cl2 | |||
| Oxygen 6.62 % O | |||
| ______ ______ | |||
| 100.00 % 100.00 % = TOTAL OXIDE | |||
| Empirical Formula: |
PbBiO2Cl | ||
| IMA Status: |
Approved IMA 1960 | ||
| Locality: |
Link to MinDat.org Location Data. | ||
| Synonym: |
ICSD 31860 | ||
| PDF 13-352 | |||
Perite Image | |||
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Images:
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Perite Crystallography |
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| Axial Ratios: |
a:b:c =1.0093:1:2.2286 | ||
| Cell Dimensions: |
a = 5.627, b = 5.575, c = 12.425, Z = 4; V = 389.78 Den(Calc)= 8.24 | ||
| Crystal System: |
Orthorhombic - DipyramidalH-M Symbol (2/m 2/m 2/m) Space Group: Bmmb | ||
| X Ray Diffraction: |
By Intensity(I/Io): 2.86(1), 1.62(0.9), 3.77(0.8), | ||
Physical Properties of Perite |
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| Cleavage: |
[???] Good | ||
| Color: |
Brownish yellow, Yellow, Sulfur yellow. | ||
| Density: |
8.16 | ||
| Diaphaniety: |
Translucent | ||
| Hardness: |
3 - Calcite | ||
| Luster: |
Adamantine | ||
| Streak: |
yellow | ||
Optical Properties of Perite |
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| Gladstone-Dale: |
CI meas= -0.045 (Good) - where the CI = (1-KPDmeas/KC) CI calc= -0.035 (Excellent) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.1638,KPDmeas= 0.1654,KC= 0.1582 |
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| Optical Data: |
Biaxial (+), b=2.35 | ||
Calculated Properties of Perite |
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| Electron Density: |
relectron=6.75 gm/cc |
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| Fermion Index |
Fermion Index = 0.09471 Boson Index = 0.90529 |
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| Photoelectric: |
PEPerite =1,653.05 barns/electron |
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Perite is Not Radioactive |
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Perite Classification |
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| Dana Class: |
10.2.5.1 (10)Oxyhalides and Hydroxyhalides | ||
| (10.2)where A (O,OH) Xq | |||
| (10.2.5)Dana Group | |||
| Strunz Class: |
III/D.11-90 III - Halogenides | ||
| III/D - Oxi-halogenides with Pb - Bi - Sb and related compounds | |||
| III/D.11 - Mendipite - Onoratoite series | |||
Other Perite 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 Perite : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 - Crocoite.com Mineral Locations 4 - EUROmin Project 5 -Google Images 6 -Google Scholar 7 -Handbook of Mineralogy (UofA) 8 -MinDAT 9 -MinMax(Deutsch) 10 -MinMax(English) 11 -Mineralienatlas (Deutsch) 12 -QUT Mineral Atlas 13 - WWW-MINCRYST 14 -École des Mines de Paris Search for Perite using: Visit our Advertisers for Perite : Translate Perite Mineral Data : Ask about Perite here : Print or Cut-and-Paste your Perite Specimen Label here :
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