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Danburite
Danburite

Charlesite
Charlesite



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Danburite
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Charlesite

Danburite and Charlesite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
2.97-3.03
Uneven, ConchoidalWalter Schumann, Conchoidal
{001} Poor
7
CaB 2(SiO 4) 2Michael O’Donoghue , Gems, Sixth Edition (2006) 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)

Danburite and Charlesite Chemical Formula

While comparing Danburite and Charlesite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Danburite and Charlesite chemical formula.

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Danburite and Charlesite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Danburite and Charlesite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Danburite Vs Charlesite during the identification of gemstone. Specific gravity of Danburite is whereas that of Charlesite is .