Muirite  Mineral Data

Muirite Mineral Data

Search Webmineral :
   
Home Crystal jmol jPOWD Chem X Ray Dana Strunz Properties A to Z Images Share
      News Help About

Advertisment
Our Mission is Simple: RMS will be the go-to portal for all mineral, gem and rock shows in the USA
For more than thirty (30) years, Excalibur Mineral Corp. has been providing private collectors, researchers, major universities and museums throughout the world with reliably identified, rare and unusual mineral samples for science an
A Bijoux.com is an online store specialized in the sale on the internet of precious stones , gems , minerals and jewels for individuals and professionals
Weinrich Minerals, A Dealer in Fine Mineral Specimens - Since 1989. We buy collections and single high quality specimens.

General Muirite Information

Help on Chemical  Formula: Chemical Formula: Ba10Ca2Mn++TiSi10O30(OH,Cl,F)10
Help on Composition: Composition: Molecular Weight = 2,526.04 gm
   Barium     54.36 %  Ba   60.70 % BaO
   Calcium     3.17 %  Ca    4.44 % CaO
   Titanium    1.90 %  Ti    3.16 % TiO2
   Manganese   2.17 %  Mn    2.81 % MnO
   Silicon    11.12 %  Si   23.79 % SiO2
   Hydrogen    0.28 %  H     2.50 % H2O
   Chlorine    2.81 %  Cl    2.81 % Cl
                -   %   Cl   -0.63 % -O=Cl2   
   Oxygen     23.44 %  O
   Fluorine    0.75 %  F     0.75 % F
                -   %   F    -0.32 % -O=F2    
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ba10Ca2Mn2+TiSi10O30(OH)7Cl2F
Help on IMA Status: IMA Status: Approved IMA 1965
Help on Locality: Locality: Big Creek - Rush Creek sanbornite deposit, 5 miles NE of Trimmer, Fresno Co., California. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for John Muir (1838-1914), American geologist and explorer who made early observations in geology in the Sierra Nevada Mountains, California, USA.
Help on Name Pronunciation: Name Pronunciation: Muirite Say MUIRITE
Help on Synonym: Synonym: ICSD 23533
  PDF 18-161
 

Muirite Image

Click Here for Larger Muirite Image in a New Browser Window Images:
Click Here for Larger Muirite Image

Muirite   Sanbornite

Comments: Translucent orange crystalline muirite in sanbornite.
Location: Big Creek, Fresno County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Muirite Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:0.40178
Help on Cell Dimensions: Cell Dimensions: a = 14, c = 5.625, Z = 1; V = 1,102.50 Den(Calc)= 3.80
Help on Crystal System: Crystal System: Tetragonal - Ditetragonal DipyramidalH-M Symbol (4/m 2/m 2/m) Space Group: P 4/mmm
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.91(1), 4.42(0.75), 3.73(0.6),
 

Physical Properties of Muirite

Help on Cleavage: Cleavage: {001} Indistinct, {100} Indistinct
Help on Color: Color: Orange, Brown.
Help on Density: Density: 3.86
Help on Habit: Habit: Anhedral Grains - Granular minerals without the expression of crystal shapes
Help on Hardness: Hardness: 2.5 - Finger Nail
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: light orange
 

Optical Properties of Muirite

Help on Dichroism (e): Dichroism (e): orange.
Help on Dichroism (w): Dichroism (w): colorless.
Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.054 (Good) - where the CI = (1-KPDmeas/KC)
CI calc= -0.071 (Fair) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1843,KPDmeas= 0.1815,KC= 0.1722
Ncalc = 1.65 - 1.66
Help on Optical Data: Optical Data: Uniaxial (+), w=1.697, e=1.704, bire=0.0070.
 

Calculated Properties of Muirite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.46 gm/cc
note: Specific Gravity of Muirite =3.86 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.1
Boson Index = 0.9
Help on Photoelectric: Photoelectric: PEMuirite = 244.96 barns/electron
U=PEMuirite x rElectron Density= 848.20 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Muirite is Not Radioactive
 

Muirite Classification

Help on  Dana Class: Dana Class: 62.01.01.01 (62)Cyclosilicate Eight-Membered Rings
  (62.01)with 8-memebered and larger rings
  (62.01.01)Muirite Group
 
62.01.01.01 Muirite Ba10Ca2MnTiSi10O30(OH,Cl,F)10 P 4/mmm 4/m 2/m 2/m
 
62.01.01.02 Cerchiaraite! Ba4(Mn,Fe,Al)4Si6(O,OH,Cl)26 I 4/mmm 4/m 2/m 2/m
Help on  Strunz Class: Strunz Class: 09.CN.05 09 - SILICATES (Germanates)
  09.C - Cyclosilicates
  09.CN -[Si8O24]16- 8-membered rings
 
09.CN.05 Muirite Ba10Ca2MnTiSi10O30(OH,Cl,F)10 P 4/mmm 4/m 2/m 2/m
 

Other Muirite Information

Help on References: References: NAME( MinRec) PHYS. PROP.(Dana8) OPTIC PROP.(Dana8)
Help on See Also: See Also: Links to other databases for Muirite :
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
15 - WWW-MINCRYST

Search for Muirite using:

Google
 
Web webmineral.com
[AOL] [Bing] [Dog Pile] [GeoScienceWorld] [HotBot] [Ixquick] [Lycos] [MAMMA] [Scirus] [Teoma] [WebCrawler] [Wikipedia] [YAHOO]

Visit our Advertisers for Muirite :

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

Ask about Muirite 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 Espaņol

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

Muirite

Ba10Ca2Mn++TiSi10O30(OH,Cl,F)10
Dana No: 62.01.01.01 Strunz No: 09.CN.05
Locality:

 

Notes: