Danburite and Kurnakovite Physical Properties

Danburite

Kurnakovite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.97-3.031.847-1.852

1 7.18

1.5 Fracture

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

Brittle, Conchoidal

1.6 Cleavage

{001} Poor

Poor to indistinct on {010}

1.7 Mohs Hardness

72-3

2 10

1.8 Chemical Composition

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

Not Available

Danburite and Kurnakovite Chemical Formula

While comparing Danburite and Kurnakovite 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 Kurnakovite 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 Kurnakovite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Danburite and Kurnakovite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Danburite and Kurnakovite Optical Properties during the identification of gemstone. Specific gravity of Danburite is 1.847-1.852 whereas that of Kurnakovite is 1.847-1.852.