General Terlinguacreekite Information Chemical Formula: |
Hg++3O2Cl2 |
Composition: |
Molecular Weight = 709.92 gm |
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Mercury 84.77 % Hg 91.53 % HgO |
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Bromine 1.24 % Br 1.24 % Br |
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- %
Br -0.12 % -O=Br2 |
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Chlorine 9.49 % Cl 9.49 % Cl |
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- %
Cl -2.14 % -O=Cl2 |
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Oxygen 4.51 % O |
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______ ______ |
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100.00 % 99.99 % = TOTAL OXIDE |
Empirical Formula: |
Hg3O2Cl1.9Br0.11 |
Environment: |
Oxyhalide with Hg |
IMA Status: |
Approved IMA 2004 (Dana # Added) |
Locality: |
Perry Pit, Mariposa mine, Terlingua mining district, Brewster County, Texas, USA Link to MinDat.org Location Data. |
Name Origin: |
Named for the locality. |
Name Pronunciation: |
Terlinguacreekite + Pronunciation |
Synonym: |
IMA2004-018 |
| | Terlinguacreekite Image
Images:
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Terlinguacreekite Crystallography Axial Ratios: |
a:b:c =0.2639:1:0.2167 |
Cell Dimensions: |
a = 6.737, b = 25.528, c = 5.533, Z = 8; V = 951.58 Den(Calc)= 9.91 |
Crystal System: |
OrthorhombicSpace Group: Imam, Imcm, Ima2, or I2cm |
X Ray Diffraction: |
By Intensity(I/Io): 2.518(1)(091,251), 4.063(0.8)(121 ), 2.983(0.6)(240 ),2.765(0.5)(002 ), 3.023(0.5)(161 ), 3.201(0.5)(080 ), 2.026(0.3)(242 ), 5.413(0.3)(011 ), 2.858(0.3)(211 ), |
| Physical Properties of Terlinguacreekite Cleavage: |
None |
Color: |
Dark orange, Reddish orange. |
Diaphaneity: |
Transparent |
Fracture: |
Brittle - Uneven - Very brittle fracture producing uneven fragments. |
Habit: |
Encrustations - Forms crust-like aggregates on matrix. |
Hardness: |
2-3 - Gypsum-Calcite |
Luster: |
Vitreous (Glassy) |
Streak: |
yellow |
| Optical Properties of Terlinguacreekite Optical Data: |
NCalc= 2.44 - from Gladstone-Dale relationship (KC = 0.1452) where Ncalc=Dcalc*KC+1 |
RL Anisotrophism: |
Shown, with yellowish orange internal reflections. |
RL Bireflectance: |
Weakly. |
RL Color: |
Bluish gray. |
RL Pleochroism: |
None. |
Reflectivity |
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| Calculated Properties of Terlinguacreekite Electron Density: |
Bulk Density (Electron Density)=8.16 gm/cc |
note: Specific Gravity of Terlinguacreekite =9.91 gm/cc. Fermion Index: |
Fermion Index = 0.25 |
Boson Index = 0.75 Photoelectric: |
PETerlinguacreekite =1,459.66 barns/electron |
U=PETerlinguacreekite x rElectron Density=11905.68 barns/cc. Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Terlinguacreekite is Not Radioactive | Terlinguacreekite Classification Dana Class: |
10.03.07.01 (10)Oxyhalides and Hydroxyhalides |
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(10.03)where (A)3 (O,OH)2 Xq |
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(10.03.07)Dana Group |
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Strunz Class: |
03.DD.55 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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| Other Terlinguacreekite Information References: |
NAME( AmMin, v91, p219) PHYS. PROP.(AmMin, v91, p219) OPTIC PROP.(AmMin, v91, p219) |
See Also: |
Links to other databases for Terlinguacreekite : |
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 Search for Terlinguacreekite using: Visit our Advertisers for Terlinguacreekite : A Bijoux Google Search for TerlinguacreekiteAdam's Minerals Google Search for Terlinguacreekite Cape Minerals Google Search for Terlinguacreekite Dakota Matrix Minerals Google Search for Terlinguacreekite Excalibur Mineral Corp. Google Search for Terlinguacreekite Exceptional Minerals Google Search for Terlinguacreekite John Betts Fine Minerals Search for Terlinguacreekite McDougall Minerals Google Search for Terlinguacreekite Mineral News Website Link Rock and Mineral Shows Google Search for Terlinguacreekite Weinrich Minerals, Inc. Google Search for Terlinguacreekite Ask about Terlinguacreekite here : Print or Cut-and-Paste your Terlinguacreekite Specimen Label here :
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