Eitelite  Mineral Data

Eitelite Mineral Data

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


General Eitelite Information

Help on Chemical  Formula: Chemical Formula: Na2Mg(CO3)2
Help on Composition: Composition: Molecular Weight = 190.30 gm
   Sodium     24.16 %  Na   32.57 % Na2O
   Magnesium  12.77 %  Mg   21.18 % MgO
   Carbon     12.62 %  C    46.25 % CO2
   Oxygen     50.44 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Na2Mg(CO3)2
Help on Environment: Environment: Authigenic mineral in dolomitic shale and bituminous marlstone.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1955
Help on Locality: Locality: drill core in the Kermit Poulson No. 1 well, Green River Formation, in Duchesne Co., Wyoming, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Wilhelm Hermann Julius Eitel (1891-1979), Director of the Institute of Silicate Research, University of Toledo, Toledo, Ohio, USA, who synthesized the compound.
Help on Name Pronunciation: Name Pronunciation: Eitelite Say EITELITE
Help on Synonym: Synonym: ICSD 100482
  PDF 24-1227
 

Eitelite Image

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

Eitelite

Comments: Pale yellow crystalline eitelite.
Location: Mapco Shrine Hospital Well #1 drill core, Green River Formation, Duchesne County, Utah, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Eitelite Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:3.31748
Help on Cell Dimensions: Cell Dimensions: a = 4.9423, c = 16.396, Z = 3; V = 346.84 Den(Calc)= 2.73
Help on Crystal System: Crystal System: Trigonal - RhombohedralH-M Symbol ( 3) Space Group: R 3
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.602(1), 2.469(0.25), 2.731(0.25),
Click Here for Large Eitelite Structure Window Crystal Structure:

Mouse
drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate

Keyboard
S - Stereo Pair on/off
H - Help Screen
I - Data Info
A - Atoms On/Off
P - Polyhedra On/Off
B - Bonds On/Off
Help on Above


Pabst A , American Mineralogist , 58 (1973) p.211-217, The crystallography and structure of eitelite, Na2Mg(CO3)2

View Additional jPOWD Structure files for Eitelite
[1]
 

Physical Properties of Eitelite

Help on Cleavage: Cleavage: {0001} Distinct
Help on Color: Color: Colorless, White.
Help on Density: Density: 2.737
Help on Diaphaneity: Diaphaneity: Transparent
Help on Hardness: Hardness: 3.5 - Copper Penny
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: white
 

Optical Properties of Eitelite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.045 (Good) - where the CI = (1-KPDmeas/KC)
CI calc= 0.042 (Good) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1933,KPDmeas= 0.1928,KC= 0.2018
Ncalc = 1.55
Help on Optical Data: Optical Data: Uniaxial (-), e=1.4502, w=1.6052, bire=0.1550.
 

Calculated Properties of Eitelite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.70 gm/cc
note: Specific Gravity of Eitelite =2.73 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.01
Boson Index = 0.99
Help on Photoelectric: Photoelectric: PEEitelite = 0.82 barns/electron
U=PEEitelite x rElectron Density= 2.21 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Eitelite is Not Radioactive
 

Eitelite Classification

Help on  Dana Class: Dana Class: 14.03.02.01 (14)Anhydrous Carbonates
  (14.03)with Compound Formula A+2 B++ (CO3)2
  (14.03.02)Dana Group
 
14.03.02.01 Eitelite Na2Mg(CO3)2 R 3 3
Help on  Strunz Class: Strunz Class: 05.AC.05 05 - CARBONATES (NITRATES)
  05.A - Carbonates without additional anions, without H2O
  05.AC -Alkali and alkali-earth carbonates
 
05.AC.05 Eitelite Na2Mg(CO3)2 R 3 3
 

Other Eitelite Information

Help on References: References: NAME( AntBidBlaNic3) 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 Eitelite :
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 Eitelite using:

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

Visit our Advertisers for Eitelite :

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

Ask about Eitelite 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 Eitelite Specimen Label here :

Eitelite

Na2Mg(CO3)2
Dana No: 14.03.02.01 Strunz No: 05.AC.05
Locality:

 

Notes: