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Kornerupine
Kornerupine
☒

Charlesite
Charlesite
☒



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Kornerupine
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Charlesite
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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.25-3.45
Conchoidal, Uneven
Good on {110}
6.5
Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references
 
Brittle
-
-
1.79
Irregular/uneven
Perfect on {10bar10}
2.5
Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12•26(H2O)

Compare Green Gemstones

Green Gemstones

Musgravite
Musgravite
Narsarsukite
Narsarsukite
Nephrite
Nephrite
Charlesite
Liddicoatite
Charlesite Vs Liddicoatite
Charlesite
Lizardite
Charlesite Vs Lizardite
Charlesite
Ludlamite
Charlesite Vs Ludlamite

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