Andradite Garnet and Ruby Physical Properties

Andradite Garnet

Ruby

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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

3.8-3.93.97-4.05

1 7.18

1.5 Fracture

Not Available

Conchoidal

1.6 Cleavage

None

No true cleavage

1.7 Mohs Hardness

6.5-7.59

2 10

1.8 Chemical Composition

Ca₃Fe³⁺₂Si₃O₁₂

Al ₂ O ₃

Andradite Garnet and Ruby Chemical Formula

While comparing Andradite Garnet and Ruby 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 Ruby chemical formula.

Chemical formula of Andradite Garnet- Ca₃Fe³⁺₂Si₃O₁₂
Chemical formula of Ruby- Al ₂ O ₃

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Andradite Garnet Vs Trapiche emerald

Andradite Garnet Vs Rutilated topaz

Andradite Garnet and Ruby Specific Gravity

Another important criteria for qualitative analysis of gemstones is Andradite Garnet and Ruby Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Andradite Garnet and Ruby Optical Properties during the identification of gemstone. Specific gravity of Andradite Garnet is 3.97-4.05 whereas that of Ruby is 3.97-4.05.