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Kadyrelite Mineral Data
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General Kadyrelite Information
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Chemical Formula: |
Hg4(Br,Cl)2O |
Composition: |
Molecular Weight = 955.94 gm |
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Mercury 83.93 % Hg 87.28 % Hg2O |
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Bromine 12.54 % Br 12.54 % Br |
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- %
Br -1.26 % -O=Br2 |
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Chlorine 1.85 % Cl 1.85 % Cl |
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- %
Cl -0.42 % -O=Cl2 |
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Oxygen 1.67 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
Empirical Formula: |
Hg4Br1.5Cl0.5O |
Environment: |
In cavities in carbonate veins in a mercury deposit. |
IMA Status: |
Approved IMA 1987 |
Locality: |
Kadyrel deposit, Tuva, Siberia, Russia. Link to MinDat.org Location Data. |
Name Origin: |
Named for the locality. |
Name Pronunciation: |
Kadyrelite + Pronunciation |
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Kadyrelite Crystallography
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Cell Dimensions: |
a = 16.22, Z = 24; V = 4,267.29 Den(Calc)= 8.93 |
Crystal System: |
Isometric - Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: I a3d |
X Ray Diffraction: |
By Intensity(I/Io): 3.32(1), 1.912(0.85), 2.57(0.65), |
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Physical Properties of Kadyrelite
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Cleavage: |
None |
Color: |
Orange, Dull orange. |
Diaphaneity: |
Transparent |
Fracture: |
Brittle - Generally displayed by glasses and most non-metallic minerals. |
Habit: |
Granular - Generally occurs as anhedral to subhedral crystals in matrix. |
Hardness: |
2.5-3 - Finger Nail-Calcite |
Luster: |
Vitreous - Adamantine |
Streak: |
yellow orange |
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Optical Properties of Kadyrelite
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Gladstone-Dale: |
CI calc= 0.295 (Poor) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.112,KC= 0.1588 Ncalc = 2.42 |
Optical Data: |
Isotropic, n=2. |
RL Color: |
Grayish white with intense orange internal reflections. |
Reflectivity |
Standardized Intensity (100%) Reflection Spectra of Kadyrelite in Air
λ |
R |
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∑ R(λ) |
436 nm |
27.70 |
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460 nm |
25.30 |
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500 nm |
21.20 |
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589 nm |
18.10 |
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620 nm |
17.80 |
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656 nm |
16.60 |
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Calculated Relative Intensity Colors of Kadyrelite in Air
Relative Intensity |
0% |
50% |
100% |
150% |
200% |
250% |
300% |
350% |
400% |
450% |
490% |
R |
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Calculated Properties of Kadyrelite
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Electron Density: |
Bulk Density (Electron Density)=7.27 gm/cc note: Specific Gravity of Kadyrelite =8.93 gm/cc. |
Fermion Index: |
Fermion Index = 0.25 Boson Index = 0.75 |
Photoelectric: |
PEKadyrelite =1,472.07 barns/electron U=PEKadyrelite x rElectron Density=10698.63 barns/cc. |
Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Kadyrelite is Not Radioactive |
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Kadyrelite Classification
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Dana Class: |
10.05.04.02 (10)Oxyhalides and Hydroxyhalides |
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(10.05)where Am (O,OH)p Xq |
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(10.05.04)Dana Group |
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10.05.04.01 Eglestonite Hg6Cl3O(OH)(?) I a3d 4/m 3 2/m |
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10.05.04.02 Kadyrelite Hg4(Br,Cl)2O I a3d 4/m 3 2/m |
Strunz Class: |
03.DD.05 03 - HALIDES |
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03.D - Oxyhalides, Hydroxyhalides and Related Double Halides |
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03.DD -With Hg |
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03.DD.05 Eglestonite Hg6Cl3O(OH)(?) I a3d 4/m 3 2/m |
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03.DD.05 Kadyrelite Hg4(Br,Cl)2O I a3d 4/m 3 2/m |
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Other Kadyrelite Information
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References: |
NAME( AntBidBlaNic3) PHYS. PROP.(Am.Min.,Vol.74,p503,1989) OPTIC PROP.(AntBidBlaNic3) |
See Also: |
Links to other databases for Kadyrelite :
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 Kadyrelite Specimen Label here :
Kadyrelite
Hg4(Br,Cl)2O
Dana No: 10.05.04.02 Strunz No: 03.DD.05
Locality:
Notes:
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