Brucite and Andradite Garnet Physical Properties

Brucite

Andradite Garnet

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1 Physical Properties

1.1 Tenacity

Sectile

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.393.8-3.9

1 7.18

1.5 Fracture

Irregular

Not Available

1.6 Cleavage

Perfect on {0001}

None

1.7 Mohs Hardness

2.56.5-7.5

2 10

1.8 Chemical Composition

Mg(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Ca₃Fe³⁺₂Si₃O₁₂

Brucite and Andradite Garnet Chemical Formula

While comparing Brucite 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 Brucite and Andradite Garnet chemical formula.

Chemical formula of Brucite- Mg(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Andradite Garnet- Ca₃Fe³⁺₂Si₃O₁₂

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Brucite and Andradite Garnet Specific Gravity

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