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Odinite Mineral Data

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General Odinite Information

Help on Chemical  Formula: Chemical Formula: (Fe+++,Mg,Al,Fe++,Ti,Mn)2.5(Si,Al)2O5(OH)4
Help on Composition: Composition: Molecular Weight = 300.61 gm
   Magnesium   5.66 %  Mg    9.39 % MgO
   Titanium    1.59 %  Ti    2.66 % TiO2
   Manganese   1.83 %  Mn    2.36 % MnO
   Aluminum    6.28 %  Al   11.87 % Al2O3
   Iron       18.58 %  Fe    7.17 % FeO / 18.59 % Fe2O3
   Silicon    16.82 %  Si   35.98 % SiO2
   Hydrogen    1.34 %  H    11.99 % H2O
   Oxygen     47.90 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Fe3+0.7Mg0.7Al0.5Fe2+0.3Ti0.1Mn2+0.1Si1.8Al0.2O5(OH)4
Help on Environment: Environment: Formed in marine waters, a minor component of green clay infillings or replacements of microtests, bioclasts, fecal pellets, of mineral debris on shallow marine shelfs and lagoonal areas in tropical latitudes.
Help on IMA Status: IMA Status: Approved IMA 1988
Help on Locality: Locality: Minor component in sediments of the present day sea bottoms in lower latitudes near South America and Africa. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Gilles Serge Odin, clay mineralogist of the University P. And M. Curie, Paris, France.
Help on Name Pronunciation: Name Pronunciation: Odinite Say ODINITE
 

Odinite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.5761:1:0.7895
Help on Cell Dimensions: Cell Dimensions: a = 5.373, b = 9.326, c = 7.363, Z = 2; beta = 104° V = 357.99 Den(Calc)= 2.79
Help on Crystal System: Crystal System: Monoclinic - Domatic H-M Symbol (m) Space Group: Cm
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 7.15(1), 3.58(0.85), 1.552(0.65),
 

Physical Properties of Odinite

Help on Color: Color: Green, Dark green.
Help on Density: Density: 2.6
Help on Diaphaneity: Diaphaneity: Translucent to Opaque
Help on Habit: Habit: Cryptocrystalline - Occurs as crystals too small to distinguish with the naked eye.
Help on Hardness: Hardness: 2.5 - Finger Nail
Help on Luster: Luster: Silky
Help on Streak: Streak: gray green
 

Optical Properties of Odinite

Help on Optical Data: Optical Data: Biaxial (?)
  NCalc= 1.69 - from Gladstone-Dale relationship (KC = 0.2461) where Ncalc=Dcalc*KC+1
NCalc= 1.64 - from Gladstone-Dale relationship (KC = 0.2461) where Ncalc=Dmeas*KC+1
 

Calculated Properties of Odinite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.77 gm/cc
note: Specific Gravity of Odinite =2.79 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.01
Boson Index = 0.99
Help on Photoelectric: Photoelectric: PEOdinite = 7.14 barns/electron
U=PEOdinite x rElectron Density= 19.81 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Odinite is Not Radioactive
 

Odinite Classification

Help on  Dana Class: Dana Class: 71.01.01.05 (71)Phyllosilicate Sheets of Six-Membered Rings
  (71.01)with 1:1 layers
  (71.01.01)Kaolinite group
 
71.01.01.01 Dickite Al2Si2O5(OH)4 Cc m
 
71.01.01.02 Kaolinite Al2Si2O5(OH)4 P1 1
 
71.01.01.03 Nacrite Al2Si2O5(OH)4 Cc m
 
71.01.01.04 Halloysite Al2Si2O5(OH)4 Cc m
 
71.01.01.04a Endellite? Al2Si2O5(OH)4•2(H2O) Cc m
 
71.01.01.05 Odinite (Fe,Mg,Al,Fe,Ti,Mn)2.5(Si,Al)2O5(OH)4 Cm m
Help on  Strunz Class: Strunz Class: 09.EC.55 09 - SILICATES (Germanates)
  09.E - Phyllosilicates
  09.EC -Phyllosilicates with mica sheets, composed of tetrahedral and octahedral nets
 
09.EC.55 Donbassite Al2[Al2.33][Si3AlO10](OH)8 C 2/m 2/m
 
09.EC.55 Baileychlore (Zn,Al,[])3[Fe2Al][Si3AlO10](OH)8 C1,C1 Tri
 
09.EC.55 Clinochlore (Mg,Fe)5Al(Si3Al)O10(OH)8 C 2/m 2/m
 
09.EC.55 Cookeite LiAl4(Si3Al)O10(OH)8 P 21/a 2/m
 
09.EC.55 Chamosite (Fe,Mg,Fe)5Al(Si3Al)O10(OH,O)8 C 2/m 2/m
 
09.EC.55 Franklinfurnaceite Ca2(Fe,Al)MnMn3Zn2Si2O10(OH)8 C 2 2
 
09.EC.55 Nimite (Ni,Mg,Fe)5Al(Si3Al)O10(OH)8 C 2/m 2/m
 
09.EC.55 Gonyerite Mn3[Mn3Fe][(Si,Fe)4O10](OH,O)8 pseudo-HEX Ortho
 
09.EC.55 Odinite (Fe,Mg,Al,Fe,Ti,Mn)2.5(Si,Al)2O5(OH)4 Cm m
 
09.EC.55 Orthochamosite (Fe,Mg,Fe)5Al(Si3Al)O10(OH,O)8 C3m-pseudoHEX Ortho
 
09.EC.55 Pennantite Mn5Al(Si3Al)O10(OH)8 C 2/m 2/m
 
09.EC.55 Sudoite Mg2(Al,Fe)3Si3AlO10(OH)8 C 2/m 2/m
 
09.EC.55 Glagolevite! NaMg6[Si3AlO10](OH,O)8•H2O C1 1
 
09.EC.55 Borocookeite! Li(13x)Al(4-x)(BSi3)O10(OH,F)8[x=0-0.33] pseudo C 2/m 2/m
 

Other Odinite Information

Help on References: References: NAME( AntBidBlaNic2) PHYS. PROP.(Am.Min.,Vol.81,1996)
Help on See Also: See Also: Links to other databases for Odinite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - Handbook of Mineralogy (MinSocAm)
7 - Handbook of Mineralogy (UofA)
8 - MinDAT
9 - Mineralienatlas (Deutsch)
10 - Online Mineral Museum
11 - QUT Mineral Atlas
12 - Ruff.Info

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

Odinite

(Fe+++,Mg,Al,Fe++,Ti,Mn)2.5(Si,Al)2O5(OH)4
Dana No: 71.01.01.05 Strunz No: 09.EC.55
Locality:

 

Notes:

 

 
   
 


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