Mineralogy Database

Magnolite Mineral Data

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General Magnolite Information

Help on Chemical  Formula: Chemical Formula: Hg+2Te++++O3
Help on Composition: Composition: Molecular Weight = 576.78 gm
   Mercury    69.56 %  Hg   72.33 % Hg2O
   Tellurium  22.12 %  Te   27.67 % TeO2
   Oxygen      8.32 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Hg2TeO3
Help on Environment: Environment: Late stage alteration product of coloradoite, formed at low temperature and oxygen fugacity, in the oxidized zone of complex polymetallic hydrothermal mineral deposits.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1877
Help on Locality: Locality: Keystone and Mountain Lion mines, Magnolia district, Boulder Coounty Colorado, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the locality.
Help on Name Pronunciation: Name Pronunciation: Magnolite + Pronunciation Say MAGNOLITE
Help on Synonym: Synonym: ICSD 203064
  PDF 45-1459

Magnolite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.5621:1:0.3539
Help on Cell Dimensions: Cell Dimensions: a = 5.948, b = 10.58, c = 3.745, Z = 2; V = 235.67 Den(Calc)= 8.13
Help on Crystal System: Crystal System: Orthorhombic - Pyramidal H-M Symbol (mm2) Space Group: Pbm2

Physical Properties of Magnolite

Help on Cleavage: Cleavage: {???} Perfect
Help on Color: Color: Colorless, Yellow green, Light brown.
Help on Diaphaneity: Diaphaneity: Transparent to Opaque
Help on Luster: Luster: Adamantine - Silky
Help on Streak: Streak: white

Optical Properties of Magnolite

Help on Optical Data: Optical Data: NCalc= 2.3 - from Gladstone-Dale relationship (KC = 0.1598) where Ncalc=Dcalc*KC+1

Calculated Properties of Magnolite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=6.65 gm/cc
note: Specific Gravity of Magnolite =8.13 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.22
Boson Index = 0.78
Help on Photoelectric: Photoelectric: PEMagnolite =1,285.98 barns/electron
U=PEMagnolite x rElectron Density=8,555.75 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Magnolite is Not Radioactive

Magnolite Classification

Help on  Dana Class: Dana Class: (34)Selenites - Tellurites - Sulfites
  (34.01)as A++ XO3
  (34.01.07)Dana Group Magnolite Hg2TeO3 Pbm2 mm2
Help on  Strunz Class: Strunz Class: 04.JK.60 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate
  04.J - Arsenites, Antimonites, Bismuthites, Sulfites,
  04.JK -Tellurites without additional anions, without H2O
04.JK.60 Magnolite Hg2TeO3 Pbm2 mm2

Other Magnolite Information

Help on References: References: NAME( AntBidBlaNic5) PHYS. PROP.(Am.Min.,Vol.75,p437,1990)
Help on See Also: See Also: Links to other databases for Magnolite :
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.JK.60