Charoite and Vishnevite Physical Properties

Charoite

Vishnevite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.54-2.78Not Available

1 7.18

1.5 Fracture

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)

Brittle, Uneven

1.6 Cleavage

Good in three directions

Perfect

1.7 Mohs Hardness

5-65-6

2 10

1.8 Chemical Composition

K(Ca,Na) 2Si 4O 10(OH,F) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Not Available

Charoite and Vishnevite Chemical Formula

While comparing Charoite 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 Charoite and Vishnevite chemical formula.

Chemical formula of Charoite- K(Ca,Na) 2Si 4O 10(OH,F) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Charoite and Vishnevite Specific Gravity

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