Hackmanite and Uvarovite Garnet Physical Properties

Hackmanite

Uvarovite Garnet

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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

2.27-2.333.7-3.8

1 7.18

1.5 Fracture

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)

Not Available

1.6 Cleavage

Not Available

None

1.7 Mohs Hardness

5.5-66.5-7

2 10

1.8 Chemical Composition

Na 8Al 6Si 6O 24Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Ca₃Cr₂Si₃O₁₂

Hackmanite and Uvarovite Garnet Chemical Formula

While comparing Hackmanite and Uvarovite Garnet 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 Hackmanite and Uvarovite Garnet chemical formula.

Chemical formula of Hackmanite- Na 8Al 6Si 6O 24Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Uvarovite Garnet- Ca₃Cr₂Si₃O₁₂

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Hackmanite and Uvarovite Garnet Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hackmanite and Uvarovite Garnet Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hackmanite and Uvarovite Garnet Optical Properties during the identification of gemstone. Specific gravity of Hackmanite is 3.7-3.8 whereas that of Uvarovite Garnet is 3.7-3.8.