Danburite and Vishnevite Physical Properties

Danburite

Vishnevite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.97-3.03Not Available

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle

Brittle, Uneven

1.6 Cleavage

{001} Poor

Perfect

1.7 Mohs Hardness

75-6

2 10

1.8 Chemical Composition

CaB 2(SiO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Not Available

Danburite and Vishnevite Chemical Formula

While comparing Danburite and Vishnevite 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 Vishnevite 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 Vishnevite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Danburite and Vishnevite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Danburite and Vishnevite Optical Properties during the identification of gemstone. Specific gravity of Danburite is Not Available whereas that of Vishnevite is Not Available.