Bromargyrite Mineral Data + 
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- 9.1.4.0 Embolite* Ag(Br,Cl) F m3m 4/m 3 2/m
- 9.1.4.1 Chlorargyrite AgCl F m3m 4/m 3 2/m
- 9.1.4.2 Bromargyrite AgBr F m3m 4/m 3 2/m
- III/A.02-05 Griceite LiF F m3m 4/m 3 2/m
- III/A.02-10 Villiaumite NaF F m3m 4/m 3 2/m
- III/A.02-20 Carobbiite KF F m3m 4/m 3 2/m
- III/A.02-30 Halite NaCl F m3m 4/m 3 2/m
- III/A.02-40 Sylvite KCl F m3m 4/m 3 2/m
- III/A.02-50 Chlorargyrite AgCl F m3m 4/m 3 2/m
- III/A.02-60 Bromargyrite AgBr F m3m 4/m 3 2/m
General Bromargyrite Information |
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 Chemical Formula: |
AgBr | ||
| Composition: |
Molecular Weight = 187.77 gm | ||
| Silver 57.45 % Ag 61.71 % Ag2O | |||
| Bromine 42.55 % Br 42.55 % Br | |||
| - % Br -4.26 % -O=Br2 | |||
| ______ ______ | |||
| 100.00 % 100.00 % = TOTAL OXIDE | |||
| Empirical Formula: |
AgBr | ||
| Environment: |
Oxidized portions of silver deposits. | ||
| IMA Status: |
Valid Species (Pre-IMA) 1841 | ||
| Locality: |
Mexico, Chile. Link to MinDat.org Location Data. | ||
| Name Origin: |
Named after its composition of bromine (Greek, bromos - "stench") and silver (Latin, argentum). | ||
| Synonym: |
Bromyrite | ||
| Embolite-Cl | |||
| ICSD 65061 | |||
| PDF 6-438 | |||
Bromargyrite Image | |||
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Images:
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Bromargyrite Crystallography |
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| Cell Dimensions: |
a = 5.7745, Z = 4; V = 192.55 Den(Calc)= 6.48 | ||
| Crystal System: |
Isometric - HexoctahedralH-M Symbol (4/m 3 2/m) Space Group: F m3m | ||
| X Ray Diffraction: |
By Intensity(I/Io): 2.886(1), 2.041(0.55), 1.667(0.16), | ||
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Crystal Structure:
Mouse |
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Physical Properties of Bromargyrite |
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| Cleavage: |
None | ||
| Color: |
Greenish brown, Gray green, Grayish yellow, Yellow, Olive green. | ||
| Density: |
5.8 - 6, Average = 5.9 | ||
| Diaphaniety: |
Transparent to translucent | ||
| Fracture: |
Conchoidal - Uneven - Uneven fracture producing small, conchoidal fragments. | ||
| Hardness: |
1.5-2 - Talc-Gypsum | ||
| Luster: |
Adamantine - Greasy | ||
| Streak: |
gray | ||
Optical Properties of Bromargyrite |
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| Gladstone-Dale: |
CI meas= -0.081 (Poor) - where the CI = (1-KPDmeas/KC) CI calc= 0.016 (Superior) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.1929,KPDmeas= 0.2119,KC= 0.196 |
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| Optical Data: |
Isotropic, n=2.25. | ||
Calculated Properties of Bromargyrite |
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| Electron Density: |
relectron=5.66 gm/cc |
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| Fermion Index |
Fermion Index = 0 Boson Index = 1 |
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| Photoelectric: |
PEBromargyrite = 188.51 barns/electron |
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Bromargyrite is Not Radioactive |
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Bromargyrite Classification |
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| Dana Class: |
9.1.4.2 (9)Anhydrous and Hydrated Halides | ||
| (9.1)where A X | |||
| (9.1.4)Dana Group | |||
| Strunz Class: |
III/A.02-60 III - Halogenides | ||
| III/A - Simple halogenides, without water Metal : Halogen = 1 : 1 | |||
| III/A.02 - Halite series Griceite - Bromargyrite | |||
Other Bromargyrite Information |
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| References: |
NAME( Emsley91) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Ford32) | ||
| See Also: |
Links to other databases for Bromargyrite : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 - Crocoite.com Mineral Locations 4 - EUROmin Project 5 -Google Images 6 -Google Scholar 7 -Handbook of Mineralogy (UofA) 8 -MinDAT 9 -MinMax(Deutsch) 10 -MinMax(English) 11 -Mineralienatlas (Deutsch) 12 -QUT Mineral Atlas 13 - WWW-MINCRYST 14 -École des Mines de Paris Search for Bromargyrite using: Visit our Advertisers for Bromargyrite : Translate Bromargyrite Mineral Data : Ask about Bromargyrite here : Print or Cut-and-Paste your Bromargyrite Specimen Label here :
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