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Rubellite
Rubellite
☒

Sapphire
Sapphire
☒



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Rubellite
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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.01-3.06
Conchoidal
Indiscernible
7-7.5
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.
 
-
insoluble
-
3.95-4.03
Uneven
None, but may exhibit parting
9
Al 2 O 3

Compare Blue Gemstones

Blue Gemstones

Sillimanite
Sillimanite
Star Ruby
Star Ruby
Star Sapphire
Star Sapphire
Sapphire
Sard
Sapphire Vs Sard
Sapphire
Sardonyx
Sapphire Vs Sardonyx
Sapphire
Scorzalite
Sapphire Vs Scorzalite

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