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Orthominasragrite Mineral Data

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General Orthominasragrite Information

Help on Chemical  Formula: Chemical Formula: VO(SO4)•5(H2O)
Help on Composition: Composition: Molecular Weight = 253.08 gm
   Vanadium  20.13 %  V    35.93 % V2O5
   Hydrogen   3.98 %  H    35.59 % H2O
   Sulfur    12.67 %  S    31.64 % SO3
   Oxygen    63.22 %  O
            ______        ______ 
            100.00 %      103.16 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: V5+O(SO4)(H2O)5
Help on Environment: Environment: Secondary mineral in sediment-hosted uranium-vanadium ore deposits.
Help on IMA Status: IMA Status: Approved IMA 2000 (Dana # Added)
Help on Locality: Locality: Triassic Shinarump conglomerate at the North Mesa Mina group, Emery County, Utah, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the polymorphic relationship to minasragrite.
Help on Synonym: Synonym: IMA2000-018
  IMA2001-040
 

Orthominasragrite Image

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  Orthominasragrite

Comments: Dark blue, spherical aggregate of orthominasragrite.
Location: Temple Mountain, Emery Co., Utah, USA. Scale: Picture size 1 mm.
© Thomas Witzke / Abraxas-Verlag

Orthominasragrite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.7763:1:0.6653
Help on Cell Dimensions: Cell Dimensions: a = 7.246, b = 9.333, c = 6.21, Z = 2; V = 419.96 Den(Calc)= 2.00
Help on Crystal System: Crystal System: Orthorhombic - Pyramidal H-M Symbol (mm2) Space Group: P mn21
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 4.699(1)(101,020), 3.322(0.5)(121), 2.865(0.4)(220),2.602(0.3)(221,131,022), 2.03(0.2), 2.363(0.2), 3.734(0.2),
 

Physical Properties of Orthominasragrite

Help on Cleavage: Cleavage: None
Help on Color: Color: Bright blue, Pale blue.
Help on Diaphaneity: Diaphaneity: Translucent
Help on Habit: Habit: Encrustations - Forms crust-like aggregates on matrix.
Help on Hardness: Hardness: 1 - Talc
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: pale blue
 

Optical Properties of Orthominasragrite

Help on Gladstone-Dale: Gladstone-Dale: CI calc= 0.11 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2662,KC= 0.2992
Ncalc = 1.6
Help on Optical Data: Optical Data: Biaxial (-), a=1.529, b=1.534, g=1.534, bire=0.0050
 

Calculated Properties of Orthominasragrite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.04 gm/cc
note: Specific Gravity of Orthominasragrite =2.00 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0017629058
Boson Index = 0.9982370942
Help on Photoelectric: Photoelectric: PEOrthominasragrite = 4.51 barns/electron
U=PEOrthominasragrite x rElectron Density= 9.19 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Orthominasragrite is Not Radioactive
 

Orthominasragrite Classification

Help on  Dana Class: Dana Class: 29.06.13.02 (29)Hydrated Acid and Sulfates
  (29.06)where A XO4 � x(H2O)
  (29.06.13)Minasragrite Group (Orthorhombic)
 
29.06.13.01 Stanleyite (VO)SO4•6(H2O) Unk Ortho
 
29.06.13.02 Orthominasragrite! VO(SO4)•5(H2O) P mn21 mm2
Help on  Strunz Class: Strunz Class: 07.DB.20 07 - SULFATES (SELENATES, TELLURATES)
  07.D - Sulfates (selenates, etc.) with additional anions, with H2O
  07.DB -With only medium-sized cations; insular octahedra and finite groups
 
07.DB.20 Minasragrite VO(SO4)•5(H2O) P 21/a 2/m
 
07.DB.20 Orthominasragrite! VO(SO4)•5(H2O) P mn21 mm2
 
07.DB.20 Anorthominasragrite! VO(SO4)(H2O)5 P1 1
 

Other Orthominasragrite Information

Help on References: References: NAME( AmMin, vol 87, p 997) PHYS. PROP.(AmMin, vol 87, p 997) OPTIC PROP.(AmMin, vol 87, p 997)
Help on See Also: See Also: Links to other databases for Orthominasragrite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - Handbook of Mineralogy (MinSocAm)
7 - MinDAT
8 - Mineralienatlas (Deutsch)
9 - Online Mineral Museum
10 - QUT Mineral Atlas
11 - Ruff.Info

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

Orthominasragrite

VO(SO4)•5(H2O)
Dana No: 29.06.13.02 Strunz No: 07.DB.20
Locality:

 

Notes:

 

 
   
 


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