Andradite Garnet and Hardystonite Physical Properties

Andradite Garnet

Hardystonite

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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

3.8-3.93.396-3.443

1 7.18

1.5 Fracture

Not Available

Brittle, Metallic

1.6 Cleavage

None

[001] good, [100] and [110] fair

1.7 Mohs Hardness

6.5-7.53-4

2 10

1.8 Chemical Composition

Ca₃Fe³⁺₂Si₃O₁₂

Ca 2ZnSi 2O 7Anthony et al , Handbook of mineralogy (2001)

Andradite Garnet and Hardystonite Chemical Formula

While comparing Andradite Garnet and Hardystonite 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 Hardystonite chemical formula.

Chemical formula of Andradite Garnet- Ca₃Fe³⁺₂Si₃O₁₂
Chemical formula of Hardystonite- Ca 2ZnSi 2O 7Anthony et al , Handbook of mineralogy (2001)

Compare Blue Gemstones

Andradite Garnet Vs Rutilated topaz

Andradite Garnet Vs Trapiche emerald

Andradite Garnet Vs Lemon quartz

Andradite Garnet and Hardystonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Andradite Garnet and Hardystonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Andradite Garnet and Hardystonite Optical Properties during the identification of gemstone. Specific gravity of Andradite Garnet is 3.396-3.443 whereas that of Hardystonite is 3.396-3.443.