Andradite Garnet and Anhydrite Physical Properties

Andradite Garnet

Anhydrite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.8-3.92.90-2.98

1 7.18

1.5 Fracture

Not Available

Conchoidal, Brittle, Conchoidal, UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal

1.6 Cleavage

None

Rare tabular and prismatic crystals. Usually occurs as fibrous, parallel veins that break off into cleavage fragments.

1.7 Mohs Hardness

6.5-7.53.5

2 10

1.8 Chemical Composition

Ca₃Fe³⁺₂Si₃O₁₂

CaSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

Andradite Garnet and Anhydrite Chemical Formula

While comparing Andradite Garnet and Anhydrite 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 Andradite Garnet and Anhydrite chemical formula.

Chemical formula of Andradite Garnet- Ca₃Fe³⁺₂Si₃O₁₂
Chemical formula of Anhydrite- CaSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

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Andradite Garnet and Anhydrite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Andradite Garnet and Anhydrite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Andradite Garnet and Anhydrite Optical Properties during the identification of gemstone. Specific gravity of Andradite Garnet is 2.90-2.98 whereas that of Anhydrite is 2.90-2.98.