Cesarolite Mineral Data

General Cesarolite Information

Chemical Formula:

PbH2Mn++++3O8

Composition:

Molecular Weight = 502.03 gm

Manganese 32.83 % Mn 51.95 % MnO₂

Hydrogen 0.40 % H 3.59 % H₂O

Lead 41.27 % Pb 44.46 % PbO

Oxygen 25.50 % O

______ ______

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.

Cesarolite Image

Images:

Cesarolite

Comments: Black to dark brown botryoidal masses of cesarolite in white calcite.
Location: Sidi-amor-ben-Salem, Tunisia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Cesarolite Crystallography

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:

TrigonalSpace Group: HEX-R

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

By Intensity(I/I_o): 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),

Physical Properties of Cesarolite

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

Optical Properties of Cesarolite

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

Calculated Properties of Cesarolite

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:

PE_Cesarolite= 722.34 barns/electron
U=PE_Cesarolite x rElectron Density=3,837.52 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Cesarolite is Not Radioactive

Cesarolite Classification

Dana Class:

07.06.01.01 (07)Multiple Oxides

(07.06)where A (B)4 X9

(07.06.01)Dana Group

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

04.F - Hydroxides (without V or U)

04.FG -Hydroxides with OH, without H2O; unclassified

04.FG.10 Cesarolite PbH2Mn3O8 HEX-R Trig

Other Cesarolite Information

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: