Laurelite

General Information:
 Chemical Formula:
Pb(F,Cl,OH)2
 Composition:
(Molecular Weight = 254.67 gm)
Hydrogen 0.08 % H 
Lead 81.36 % Pb
Chlorine 8.35 % Cl
Oxygen 1.26 % O 
Fluorine 8.95 % F 
 Empirical Formula:
PbF1.2Cl0.6(OH)0.2
 IMA Status:
Approved IMA
Physical Properties:
 Cleavage:
[???] Indistinct
 Color:
colorless.
 Density:
7.65
 Diaphaniety:
Transparent
 Hardness:
2 - Gypsum
 Luster:
Silky
 Streak:
white
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