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Bayldonite
Bayldonite

Piemontite
Piemontite



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Bayldonite
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Piemontite
Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
5.50
Uneven
None
4.5
(Cu,Zn)3Pb(AsO3OH)2(OH)2
 
Brittle
-
-
-9999
Uneven, Splintery
[001] good, [100] distinct
6-6.5
Ca2Al3(SiO4)(Si2O7)O(OH)