Danburite and Tortoiseshell Physical Properties
Tenacity
Brittle
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.97-3.03
1.25-1.35
Fracture
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle
Not Available
Cleavage
{001} Poor
Not Available
Mohs Hardness
7
Not Available
Chemical Composition
CaB 2(SiO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Not Available
Danburite and Tortoiseshell Chemical Formula
While comparing Danburite and Tortoiseshell 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 Tortoiseshell chemical formula.
- Chemical formula of Danburite- CaB 2(SiO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
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Danburite and Tortoiseshell Specific Gravity
Another important criteria for qualitative analysis of gemstones is Danburite and Tortoiseshell Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Danburite and Tortoiseshell Optical Properties during the identification of gemstone. Specific gravity of Danburite is 1.25-1.35 whereas that of Tortoiseshell is 1.25-1.35.