Almandine Garnet and Anhydrite Physical Properties

Almandine 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

4.32.90-2.98

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

7.5-8.53.5

2 10

1.8 Chemical Composition

Fe₃Al₂Si₃O₁₂

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

Almandine Garnet and Anhydrite Chemical Formula

While comparing Almandine 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 Almandine Garnet and Anhydrite chemical formula.

Chemical formula of Almandine Garnet- Fe₃Al₂Si₃O₁₂
Chemical formula of Anhydrite- CaSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

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Almandine Garnet and Anhydrite Specific Gravity

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