Andradite Garnet and Poldervaartite Physical Properties

Andradite Garnet

Poldervaartite

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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

3.8-3.92.91

1 7.18

1.5 Fracture

Not Available

Handbook of mineralogy (2001)

1.6 Cleavage

None

1.7 Mohs Hardness

6.5-7.5Not Available

2 10

1.8 Chemical Composition

Ca₃Fe³⁺₂Si₃O₁₂

(Ca,Mn2+ ) 2(SiO 3OH)(OH)Anthony et al , Handbook of Mineralogy (2001)

Andradite Garnet and Poldervaartite Chemical Formula

While comparing Andradite Garnet and Poldervaartite 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 Poldervaartite chemical formula.

Chemical formula of Andradite Garnet- Ca₃Fe³⁺₂Si₃O₁₂
Chemical formula of Poldervaartite- (Ca,Mn2+ ) 2(SiO 3OH)(OH)Anthony et al , Handbook of Mineralogy (2001)

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Andradite Garnet and Poldervaartite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Andradite Garnet and Poldervaartite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Andradite Garnet and Poldervaartite Optical Properties during the identification of gemstone. Specific gravity of Andradite Garnet is 2.91 whereas that of Poldervaartite is 2.91.