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Anorthominasragrite Mineral Data
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General Anorthominasragrite Information
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 Chemical Formula: |
V++++O(SO4)(H2O)5 |
| Composition: |
Molecular Weight = 254.48 gm |
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Vanadium 20.82 % V 33.90 % VO2 |
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Hydrogen 3.96 % H 35.40 % H2O |
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Sulfur 12.35 % S 27.75 % S2O5 |
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Oxygen 62.87 % O |
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______ ______ |
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100.00 % 97.05 % = TOTAL OXIDE |
| Empirical Formula: |
V4+1.04S0.98O5(H2O)5 |
| Environment: |
Found in a silicified tree fossil. |
| IMA Status: |
Approved IMA 2003 (Dana # Added) |
| Locality: |
Shinarump conglomerate member of the late Triassic Chinle Formation,Temple Mountain, Emery County, Utah, USA. Link to MinDat.org Location Data. |
| Name Origin: |
Named for as the triclinic polymorph of minasragrite. |
| Synonym: |
IMA2001-040 |
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Anorthominasragrite Crystallography
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| Axial Ratios: |
a:b:c =0.967:1:1.002 |
| Cell Dimensions: |
a = 7.548, b = 7.805, c = 7.821, Z = 2; alpha = 79.03°, beta = 71.94°, gamma = 65.31° V = 390.73 Den(Calc)= 2.16 |
| Crystal System: |
Triclinic - Pinacoidal H-M Symbol ( 1) Space Group: P1 |
| X Ray Diffraction: |
By Intensity(I/Io): 6.617(1)(100), 3.712(0.8)(121,002,211), 4.116(0.8)(110),7.053(0.8)(010), 3.206(0.7)(221), 2.934(0.5)(112,102), 5.314(0.3)(011), |
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Physical Properties of Anorthominasragrite
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| Cleavage: |
None |
| Color: |
Blue green. |
| Habit: |
Aggregates - Made of numerous individual crystals or clusters. |
| Habit: |
Encrustations - Forms crust-like aggregates on matrix. |
| Habit: |
Spherical - Spherical, rounded aggregates. |
| Hardness: |
1 - Talc |
| Luster: |
Vitreous (Glassy) |
| Streak: |
white |
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Optical Properties of Anorthominasragrite
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| Gladstone-Dale: |
CI calc= -0.035 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2624,KC= 0.2536
Ncalc = 1.54 |
| Optical Data: |
Biaxial (+), a=1.548, b=1.555, g=1.574, bire=0.0260 |
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Calculated Properties of Anorthominasragrite
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| Electron Density: |
Bulk Density (Electron Density)=2.17 gm/cc
note: Specific Gravity of Anorthominasragrite =2.13 gm/cc.
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| Fermion Index: |
Fermion Index = 0.0017543495
Boson Index = 0.9982456505 |
| Photoelectric: |
PEAnorthominasragrite = 4.61 barns/electron
U=PEAnorthominasragrite x rElectron Density= 10.01 barns/cc.
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Anorthominasragrite is Not Radioactive |
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Anorthominasragrite Classification
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| Dana Class: |
29.06.12.03 (29)Hydrated Acid and Sulfates |
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(29.06)where A XO4 � x(H2O) |
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(29.06.12)Minasragrite Group (Monclinic and Triclinic) |
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29.06.12.01 Minasragrite VO(SO4)•5(H2O) P 21/a 2/m |
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29.06.12.02 Bobjonesite! VO(SO4)(H2O)3 P 21/m 2/m |
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29.06.12.03 Anorthominasragrite! VO(SO4)(H2O)5 P1 1 |
| Strunz Class: |
07.DB.20 07 - SULFATES (SELENATES, TELLURATES) |
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07.D - Sulfates (selenates, etc.) with additional anions, with H2O |
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07.DB -With only medium-sized cations; insular octahedra and finite groups |
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07.DB.20 Minasragrite VO(SO4)•5(H2O) P 21/a 2/m |
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07.DB.20 Orthominasragrite! VO(SO4)•5(H2O) P mn21 mm2 |
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07.DB.20 Anorthominasragrite! VO(SO4)(H2O)5 P1 1 |
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Other Anorthominasragrite Information
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| References: |
NAME( CanMin, v 41, p 959) PHYS. PROP.(CanMin, v 41, p 959) OPTIC PROP.(CanMin, v 41, p 959) |
| See Also: |
Links to other databases for Anorthominasragrite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - MinDAT
7 - Mineralienatlas (Deutsch)
8 - Online Mineral Museum
9 - QUT Mineral Atlas
10 - Ruff.Info
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Print or Cut-and-Paste your Anorthominasragrite Specimen Label here :
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Anorthominasragrite
V++++O(SO4)(H2O)5
Dana No: 29.06.12.03 Strunz No: 07.DB.20
Locality:
Notes:
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