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Pezzottaite
Pezzottaite
☒

Afghanite
Afghanite
☒



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Pezzottaite
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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.90-3.14
Conchoidal, Uneven
Imperfect; basal
7.5-8
(Be,Cs) 3Al 2Si 6O 18 · 0.5H 2OUlrich Henn and Claudio C.
 
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-
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2.55-2.65
Conchoidal
Perfect {10 1 0}
5.5-6
(Na,Ca,K) 8(Si,Al) 12O 24(SO 4,Cl,CO 3) 3(H 2O)Arthur Thomas , Gemstones (2009)

Compare Blue Gemstones

Blue Gemstones

Pyrophyllite
Pyrophyllite
Rock Crystal
Rock Crystal
Rubellite
Rubellite
Afghanite
Pleonaste
Afghanite Vs Pleonaste
Afghanite
Powellite
Afghanite Vs Powellite
Afghanite
Prase
Afghanite Vs Prase

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