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Cesarolite Mineral Data
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General Cesarolite Information
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Chemical Formula: |
PbH2Mn++++3O8 |
Composition: |
Molecular Weight = 502.03 gm |
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Manganese 32.83 % Mn 51.95 % MnO2 |
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Hydrogen 0.40 % H 3.59 % H2O |
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Lead 41.27 % Pb 44.46 % PbO |
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Oxygen 25.50 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
Empirical Formula: |
PbH2Mn4+3O8 |
Environment: |
In cavities in galena. |
IMA Status: |
Valid Species (Pre-IMA) 1920 |
Locality: |
Sidi-Amer-ben-Salem, Tunisia. Link to MinDat.org Location Data. |
Name Origin: |
Named for Giuseppe R. P. Cesaro (1849-1939), professor of mineralogy and crystallography, University of Liege, Belgium. |
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Cesarolite Image |
Images:
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Cesarolite Crystallography
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Axial Ratios: |
a:c = 1:7.25222 |
Cell Dimensions: |
a = 2.811, c = 20.386, Z = 1; V = 139.50 Den(Calc)= 5.98 |
Crystal System: |
Trigonal Space Group: HEX-R |
X Ray Diffraction: |
By Intensity(I/Io): 2.19(1), 2.09(0.8), 1.56(0.5),1.76(0.5), 3.4(0.4), 1.41(0.3), 2.27(0.1), 3.21(0.1), |
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Physical Properties of Cesarolite
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Color: |
Gray, Steel gray. |
Density: |
5.29 |
Diaphaneity: |
Opaque |
Habit: |
Botryoidal - "Grape-like" rounded forms (e.g.. malachite). |
Habit: |
Encrustations - Forms crust-like aggregates on matrix. |
Habit: |
Friable - Loosley cohesive material that granulates with your fingers. |
Hardness: |
4.5 - Between Fluorite and Apatite |
Luster: |
Sub Metallic |
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Optical Properties of Cesarolite
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Optical Data: |
NCalc= 2.65 - from Gladstone-Dale relationship (KC = 0.276) where Ncalc=Dcalc*KC+1 NCalc= 2.46 - from Gladstone-Dale relationship (KC = 0.276) where Ncalc=Dmeas*KC+1 |
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Calculated Properties of Cesarolite
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Electron Density: |
Bulk Density (Electron Density)=5.31 gm/cc note: Specific Gravity of Cesarolite =5.98 gm/cc. |
Fermion Index: |
Fermion Index = 0.09 Boson Index = 0.91 |
Photoelectric: |
PECesarolite = 722.34 barns/electron U=PECesarolite x rElectron Density=3,837.52 barns/cc. |
Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Cesarolite is Not Radioactive |
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Cesarolite Classification
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Dana Class: |
07.06.01.01 (07)Multiple Oxides |
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(07.06)where A (B)4 X9 |
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(07.06.01)Dana Group |
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07.06.01.01 Cesarolite PbH2Mn3O8 HEX-R Trig |
Strunz Class: |
04.FG.10 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate |
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04.F - Hydroxides (without V or U) |
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04.FG -Hydroxides with OH, without H2O; unclassified |
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04.FG.10 Cesarolite PbH2Mn3O8 HEX-R Trig |
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Other Cesarolite Information
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References: |
NAME( Dana8) PHYS. PROP.(Dana8) |
See Also: |
Links to other databases for Cesarolite :
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
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Print or Cut-and-Paste your Cesarolite Specimen Label here :
Cesarolite
PbH2Mn++++3O8
Dana No: 07.06.01.01 Strunz No: 04.FG.10
Locality:
Notes:
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