Andradite and Andradite Garnet Physical Properties

Andradite

Andradite 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

3.70-4.103.8-3.9

1 7.18

1.5 Fracture

Conchoidal, Uneven, Conchoidal, Brittle, ConchoidalArthur Thomas, Gemstones (2009)

Not Available

1.6 Cleavage

none

None

1.7 Mohs Hardness

6.5-76.5-7.5

2 10

1.8 Chemical Composition

Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Ca₃Fe³⁺₂Si₃O₁₂

Andradite and Andradite Garnet Chemical Formula

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

Chemical formula of Andradite- Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Chemical formula of Andradite Garnet- Ca₃Fe³⁺₂Si₃O₁₂

Compare Green Gemstones

Andradite Vs Astrophyllite

Andradite Vs Aragonite

Andradite Vs Augite

Andradite and Andradite Garnet Specific Gravity

Another important criteria for qualitative analysis of gemstones is Andradite and Andradite Garnet Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Andradite and Andradite Garnet Optical Properties during the identification of gemstone. Specific gravity of Andradite is 3.8-3.9 whereas that of Andradite Garnet is 3.8-3.9.