Andradite Garnet and Periclase Physical Properties

Andradite Garnet

Periclase

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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

3.8-3.93.7-3.9

1 7.18

1.5 Fracture

Not Available

Conchoidal, Brittle

1.6 Cleavage

None

{001} perfect; {111} imperfect, may exhibit parting on , {011}

1.7 Mohs Hardness

6.5-7.55.5-6

2 10

1.8 Chemical Composition

Ca₃Fe³⁺₂Si₃O₁₂

MgOMichael OâDonoghue , Gems, Sixth Edition (2006)

Andradite Garnet and Periclase Chemical Formula

While comparing Andradite Garnet and Periclase 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 Periclase chemical formula.

Chemical formula of Andradite Garnet- Ca₃Fe³⁺₂Si₃O₁₂
Chemical formula of Periclase- MgOMichael OâDonoghue , Gems, Sixth Edition (2006)

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Andradite Garnet Vs Trapiche emerald

Andradite Garnet Vs Lemon quartz

Andradite Garnet and Periclase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Andradite Garnet and Periclase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Andradite Garnet and Periclase Optical Properties during the identification of gemstone. Specific gravity of Andradite Garnet is 3.7-3.9 whereas that of Periclase is 3.7-3.9.