Adamite and Almandine Garnet Physical Properties

Adamite

Almandine Garnet

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.32-4.48

4.3

1.5 Fracture

Uneven, Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Uneven, Subconchoidal, Brittle, Metallic, Brittle, Metallic

Not Available

1.6 Cleavage

{101}, good; {010}, poor

None.

1.7 Mohs Hardness

3.5

7.5-8.5

1.8 Chemical Composition

Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)

Fe₃Al₂Si₃O₁₂

Adamite and Almandine Garnet Chemical Formula

While comparing Adamite and Almandine 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 Adamite and Almandine Garnet chemical formula.

Chemical formula of Adamite- Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)
Chemical formula of Almandine Garnet- Fe₃Al₂Si₃O₁₂

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Adamite and Almandine Garnet Specific Gravity

Another important criteria for qualitative analysis of gemstones is Adamite and Almandine Garnet Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Adamite and Almandine Garnet Optical Properties during the identification of gemstone. Specific gravity of Adamite is 4.3 whereas that of Almandine Garnet is 4.3.