General Information:
Chemical Formula:
AgBr
Composition:
(Molecular Weight = 187.77 gm)
Silver 57.45 % Ag
Bromine 42.55 % Br
Empirical Formula:
AgBr
Environment:
Oxidized portions of silver deposits.
IMA Status:
Approved IMA 1960
Locality:
Mexico, Chile.
Name Origin:
Named after its composition of bromine (Greek, bromos - "stench") and silver (Latin, argentum).
Physical Properties:
Cleavage:
None
Color:
greenish brown, gray green, grayish yellow, yellow, or olive green.
Density:
5.8 - 6, Average = 5.9
Diaphaniety:
Transparent to translucent
Hardness:
1.5-2 - Talc-Gypsum
Luster:
Adamantine - Greasy
Streak:
gray
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