Andradite Garnet and Moss Opal Physical Properties

Andradite Garnet

Moss Opal

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.8-3.91.98-2.50

1 7.18

1.5 Fracture

Not Available

Conchoidal, Conchoidal, Gemstones of the world (2001)

1.6 Cleavage

None

Not Available

1.7 Mohs Hardness

6.5-7.55.5-6.5

2 10

1.8 Chemical Composition

Ca₃Fe³⁺₂Si₃O₁₂

SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Andradite Garnet and Moss Opal Chemical Formula

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

Chemical formula of Andradite Garnet- Ca₃Fe³⁺₂Si₃O₁₂
Chemical formula of Moss Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

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Andradite Garnet and Moss Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Andradite Garnet and Moss Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Andradite Garnet and Moss Opal Optical Properties during the identification of gemstone. Specific gravity of Andradite Garnet is 1.98-2.50 whereas that of Moss Opal is 1.98-2.50.