Magnolite Mineral Data

General Magnolite Information

Chemical Formula:

Hg+2Te++++O3

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

Empirical Formula:

Hg₂TeO₃

Environment:

Late stage alteration product of coloradoite, formed at low temperature and oxygen fugacity, in the oxidized zone of complex polymetallic hydrothermal mineral deposits.

IMA Status:

Valid Species (Pre-IMA) 1877

Locality:

Keystone and Mountain Lion mines, Magnolia district, Boulder Coounty Colorado, USA. Link to MinDat.org Location Data.

Name Origin:

Named for the locality.

Name Pronunciation:

Magnolite + Pronunciation

Synonym:

ICSD 203064

PDF 45-1459

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Magnolite Crystallography

Axial Ratios:

a:b:c =0.5621:1:0.3539

Cell Dimensions:

a = 5.948, b = 10.58, c = 3.745, Z = 2; V = 235.67 Den(Calc)= 8.13

Crystal System:

Orthorhombic - PyramidalH-M Symbol (mm2) Space Group: Pbm2

Crystal Structure:

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Grice J D , The Canadian Mineralogist , 27 (1989) p.133-136, The crystal structure of magnolite, Hg2TeO3, Locality: Mount Lion Mine, Colorado, USA

Physical Properties of Magnolite

Cleavage:

{???} Perfect

Color:

Colorless, Yellow green, Light brown.

Diaphaneity:

Transparent to Opaque

Luster:

Adamantine - Silky

Streak:

white

Optical Properties of Magnolite

Optical Data:

NCalc= 2.3 - from Gladstone-Dale relationship (KC = 0.1598) where Ncalc=Dcalc*KC+1

Calculated Properties of Magnolite

Electron Density:

Bulk Density (Electron Density)=6.65 gm/cc
note: Specific Gravity of Magnolite =8.13 gm/cc.

Fermion Index:

Fermion Index = 0.22
Boson Index = 0.78

Photoelectric:

PE_Magnolite=1,285.98 barns/electron
U=PE_Magnolite x rElectron Density=8,555.75 barns/cc.

Radioactivity:

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

Magnolite Classification

Dana Class:

34.01.07.01 (34)Selenites - Tellurites - Sulfites

(34.01)as A++ XO3

(34.01.07)Dana Group

34.01.07.01 Magnolite Hg2TeO3 Pbm2 mm2

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

References:

NAME( AntBidBlaNic5) PHYS. PROP.(Am.Min.,Vol.75,p437,1990)

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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Print or Cut-and-Paste your Magnolite Specimen Label here :

Magnolite

Hg+2Te++++O3
Dana No: 34.01.07.01 Strunz No: 04.JK.60
Locality:

Notes: