Mongshanite Mineral Data

General Mongshanite Information

Chemical Formula:

(Mg,Cr,Fe++)2(Ti,Zr)5O12

Composition:

Molecular Weight = 595.20 gm

Magnesium 4.90 % Mg 8.13 % MgO

Zirconium 30.65 % Zr 41.41 % ZrO₂

Titanium 24.13 % Ti 40.26 % TiO₂

Chromium 5.24 % Cr 6.85 % CrO

Iron 2.81 % Fe 3.62 % FeO

Oxygen 32.26 % O

______ ______

100.00 % 100.27 % = TOTAL OXIDE

Empirical Formula:

Mg_1.2Cr_0.6Fe²⁺_0.3Ti₃Zr₂O₁₂

Environment:

A doubtful species. Physical properties similar to ilmanite and found as inclusions in ilmentite.

IMA Status:

Not Approved IMA 1982

Locality:

Yimenguan area (?), Shandong, China. Link to MinDat.org Location Data.

Name Origin:

Named for the locality ?

Search for Mongshanite Images

Images:

Image not yet available on Webmineral.com

Try searching images.google.com or Mindat Picture Gallary for mineral pictures. Caution: The images retrieved may not be appropriate.

Mongshanite Crystallography

Crystal System:

HexagonalSpace Group: Unk

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

By Intensity(I/I_o): 2.89(1), 1.45(0.7), 2.26(0.7),

Physical Properties of Mongshanite

Color:

Black.

Diaphaneity:

Opaque

Hardness:

5-6 - Between Apatite and Orthoclase

Luster:

Metallic

Optical Properties of Mongshanite

Optical Data:

Calculated Properties of Mongshanite

Fermion Index:

Fermion Index = 0.07
Boson Index = 0.93

Photoelectric:

PE_Mongshanite= 48.37 barns/electron
U=PE_Mongshanite x rElectron Density= . barns/cc.

Radioactivity:

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

Mongshanite Classification

Dana Class:

07.11.11.01 (07)Multiple Oxides

(07.11)as titano-oxides with [4] and [6] substitutions

(07.11.11)Dana Group

07.11.11.01 Mongshanite* (Mg,Cr,Fe)2(Ti,Zr)5O12 Unk Hex

07.11.11.02 Allendeite! Sc4Zr3O12 R 3 3

Strunz Class:

04.CB.15 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate

04.C - Metal:Oxygen = 2:3, 3:5, and Similar

04.CB -With medium-sized cations

04.CB.15 Armalcolite (Mg,Fe)Ti2O5 Bbmm 2/m 2/m 2/m

04.CB.15 Mongshanite* (Mg,Cr,Fe)2(Ti,Zr)5O12 Unk Hex

04.CB.15 Pseudobrookite (Fe,Fe)2(Ti,Fe)O5 Bbmm 2/m 2/m 2/m

Other Mongshanite Information

References:

NAME( Dana8) PHYS. PROP.(Am.Min.,Vol.73,p441,1988)

See Also:

Links to other databases for Mongshanite :
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 - MinDAT
9 - Mineralienatlas (Deutsch)
10 - Online Mineral Museum
11 - QUT Mineral Atlas
12 - Ruff.Info

Search for Mongshanite using:

[AOL] [Bing] [Dog Pile] [GeoScienceWorld] [HotBot] [Ixquick] [Lycos] [MAMMA] [Scirus] [Teoma] [WebCrawler] [Wikipedia] [YAHOO]

Visit our Advertisers for Mongshanite :

A Bijoux Google Search for Mongshanite
Adam's Minerals Google Search for Mongshanite
Cape Minerals Google Search for Mongshanite
Dakota Matrix Minerals Google Search for Mongshanite
Excalibur Mineral Corp. Google Search for Mongshanite
Exceptional Minerals Google Search for Mongshanite
John Betts Fine Minerals Search for Mongshanite
McDougall Minerals Google Search for Mongshanite
Mineral News Website Link
Rock and Mineral Shows Google Search for Mongshanite
Weinrich Minerals, Inc. Google Search for Mongshanite

Ask about Mongshanite here :
Ask-A-Mineralogist from the Mineralogical Society of America
Mindat.org's Discussion Groups
Original Rockhounds Discussion Group
Rockhounds Discussion Group on Yahoo Groups
Mineral Discussion Forum from Fabre Minerals - also available in Español

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

Mongshanite

(Mg,Cr,Fe++)2(Ti,Zr)5O12
Dana No: 07.11.11.01 Strunz No: 04.CB.15
Locality:

Notes: