Melanite and Brucite Physical Properties

Melanite

Brucite

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1 Physical Properties

1.1 Tenacity

Not Available

Sectile

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.70-4.102.39

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

Irregular

1.6 Cleavage

Not Available

Perfect on {0001}

1.7 Mohs Hardness

6.5-72.5

2 10

1.8 Chemical Composition

Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

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

Melanite and Brucite Chemical Formula

While comparing Melanite and Brucite 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 Melanite and Brucite chemical formula.

Chemical formula of Melanite- Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Chemical formula of Brucite- Mg(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Melanite and Brucite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Melanite and Brucite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Melanite and Brucite Optical Properties during the identification of gemstone. Specific gravity of Melanite is 2.39 whereas that of Brucite is 2.39.