Abhurite Mineral Data
General Abhurite Information
Chemical Formula:
Sn3O(OH)2Cl2
Composition:
Molecular Weight = 477.05 gm
Tin 74.65 % Sn 84.71 % SnO
Hydrogen 0.42 % H 3.78 % H2 O
Chlorine 14.86 % Cl 14.86 % Cl
- %
Cl -3.35 % -O=Cl2
Oxygen 10.06 % O
______ ______
100.00 % 100.00 % = TOTAL OXIDE
Empirical Formula:
Sn3 O(OH)2 Cl2
Environment:
Found on ship-wrecked corroded tin ingots.
IMA Status:
Approved IMA 1983
Locality:
Sharm Abhur, a cove in the Red Sea, Saudi Arabia, Jiddah, Red Sea Link to MinDat.org Location Data.
Name Origin:
Named for its locality.
Name Pronunciation:
Abhurite
Synonym:
ICSD 15581
PDF 39-314
Abhurite Image
Images:
Images:
Abhurite
Comments: Brownish tabular crystals of abhurite.
Location: Shipwreck "Hydra", South coast of Norway.
Scale: Picture Size 5 mm.
© Thomas Witzke
Abhurite Crystallography
Axial Ratios:
a:c = 1:4.39508
Cell Dimensions:
a = 10.018, c = 44.03, Z = 21; V = 3,826.85 Den(Calc)= 4.35
Crystal System:
Trigonal - Trapezohedral H-M Symbol (3 2) Space Group: R 32
X Ray Diffraction:
By Intensity(I/Io ): 2.5313(1), 2.8915(0.7), 4.139(0.5),
Physical Properties of Abhurite
Cleavage:
None
Color:
Colorless.
Density:
4.29 - 4.34, Average = 4.31
Diaphaneity:
Transparent
Fracture:
Hackly - Jagged, torn surfaces, (e.g. fractured metals).
Habit:
Euhedral Crystals - Occurs as well-formed crystals showing good external form.
Hardness:
2 - Gypsum
Luster:
Chatoyant
Streak:
white
Optical Properties of Abhurite
Dichroism (e):
colorless.
Dichroism (w):
colorless.
Gladstone-Dale:
CI meas = -0.409 (Poor) - where the CI = (1-KPDmeas /KC ) CI calc = -0.398 (Poor) - where the CI = (1-KPDcalc /KC )
KPDcalc = 0.2494,KPDmeas = 0.2514,KC = 0.1784 Ncalc = 1.77 - 1.78
Optical Data:
Uniaxial (+), w=2.06, e=2.11, bire=0.0500.
Calculated Properties of Abhurite
Electron Density:
Bulk Density (Electron Density)=3.83 gm/cc note: Specific Gravity of Abhurite =4.35 gm/cc.
Fermion Index:
Fermion Index = 0.12 Boson Index = 0.88
Photoelectric:
PEAbhurite = 234.54 barns/electronU=PEAbhurite x r Electron Density= 898.24 barns/cc.
Radioactivity:
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Abhurite is Not Radioactive
Abhurite Classification
Dana Class:
10.05.09.01 (10) Oxyhalides and Hydroxyhalides
(10.05) where Am (O,OH)p Xq
(10.05.09) Dana Group
10.05.09.01 Abhurite Sn3O(OH)2Cl2 R 32 3 2
Strunz Class:
03.DA.30 03 - HALIDES
03.D - Oxyhalides, Hydroxyhalides and Related Double Halides
03.DA -With Cu, etc., without Pb
03.DA.30 Abhurite Sn3O(OH)2Cl2 R 32 3 2
Other Abhurite Information
References:
NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
See Also:
Links to other databases for Abhurite :
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
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Print or Cut-and-Paste your Abhurite Specimen Label here :
Abhurite
Sn3O(OH)2Cl2
Dana No: 10.05.09.01 Strunz No: 03.DA.30
Locality:
Notes:
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