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Prehnite
Prehnite
☒

Apache Tear
Apache Tear
☒



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Prehnite
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Apache Tear
Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
2.80-2.95
Uneven
Distinct on [001]
6-6.5
Ca2Al2Si3O12(OH)
 
-
-
-
-9999
Conchoidal
None
5-5.5
-