Mineralogy Database

Mroseite Mineral Data

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General Mroseite Information

Help on Chemical  Formula: Chemical Formula: CaTe++++(CO3)O2
Help on Composition: Composition: Molecular Weight = 259.69 gm
   Calcium    15.43 %  Ca   21.59 % CaO
   Tellurium  49.14 %  Te   61.46 % TeO2
   Carbon      4.63 %  C    16.95 % CO2
   Oxygen     30.81 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: CaTe(CO3)O2
Help on Environment: Environment: Secondary mineral in telluride-bearing viens.
Help on IMA Status: IMA Status: Approved IMA 1975
Help on Locality: Locality: Moctezuma mine, Moctezuma, Sonora, Mexico. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Mary Emma Mrose (1910-), American mineralogist, U. S. Geological Survey.
Help on Name Pronunciation: Name Pronunciation: Mroseite Say MROSEITE
Help on Synonym: Synonym: ICSD 4319
  PDF 29-309

Mroseite Image

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Comments: White, flaky patches of mroseite in complex ore matrix.
Location: Bambolla Mine, Moctezuma, Sonora, Mexico. Scale: Not Given.
© Rob Lavinsky

Mroseite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.6209:1:0.9444
Help on Cell Dimensions: Cell Dimensions: a = 6.93, b = 11.16, c = 10.54, Z = 8; V = 815.15 Den(Calc)= 4.23
Help on Crystal System: Crystal System: Orthorhombic - Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P bca
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.14(1), 5.14(0.9), 4.2(0.8),

Physical Properties of Mroseite

Help on Color: Color: Colorless, White.
Help on Density: Density: 4.35
Help on Diaphaneity: Diaphaneity: Transparent
Help on Hardness: Hardness: 4 - Fluorite
Help on Luster: Luster: Adamantine
Help on Streak: Streak: white

Optical Properties of Mroseite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.053 (Good) - where the CI = (1-KPDmeas/KC)
CI calc= 0.026 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1994,KPDmeas= 0.1939,KC= 0.2046
Ncalc = 1.87 - 1.89
Help on Optical Data: Optical Data: Biaxial (-), a=1.79, b=1.85, g=1.89, bire=0.1000, 2V(Calc)=76, 2V(Meas)=80.

Calculated Properties of Mroseite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.84 gm/cc
note: Specific Gravity of Mroseite =4.23 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.04
Boson Index = 0.96
Help on Photoelectric: Photoelectric: PEMroseite = 168.04 barns/electron
U=PEMroseite x rElectron Density= 645.97 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Mroseite is Not Radioactive

Mroseite Classification

Help on  Dana Class: Dana Class: (34)Selenites - Tellurites - Sulfites
  (34.08)Dana Type
  (34.08.04)Dana Group Mroseite CaTe(CO3)O2 P bca 2/m 2/m 2/m
Help on  Strunz Class: Strunz Class: 04.JL.15 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate
  04.J - Arsenites, Antimonites, Bismuthites, Sulfites,
  04.JL -Tellurites with additional anions, without H2O
04.JL.15 Mroseite CaTe(CO3)O2 P bca 2/m 2/m 2/m

Other Mroseite Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Mroseite :
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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Dana No: Strunz No: 04.JL.15





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