Spinel and Vishnevite Physical Properties

Spinel

Vishnevite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

none

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.64-3.66Not Available

1 7.18

1.5 Fracture

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

Brittle, Uneven

1.6 Cleavage

None, but may exhibit slight parting

Perfect

1.7 Mohs Hardness

85-6

2 10

1.8 Chemical Composition

MgAl₂O₄

Not Available

Spinel and Vishnevite Chemical Formula

While comparing Spinel 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 Spinel and Vishnevite chemical formula.

Chemical formula of Spinel- MgAl₂O₄

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Spinel and Vishnevite Specific Gravity

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