Charlesite and Brucite Physical Properties

Charlesite

Brucite

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1 Physical Properties

1.1 Tenacity

Brittle

Sectile

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

1.792.39

1 7.18

1.5 Fracture

Irregular/uneven, Brittle, Metallic

Irregular

1.6 Cleavage

Perfect on {10bar10}

Perfect on {0001}

1.7 Mohs Hardness

2.52.5

2 10

1.8 Chemical Composition

Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12•26(H2O)

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

Charlesite and Brucite Chemical Formula

While comparing Charlesite 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 Charlesite and Brucite chemical formula.

Chemical formula of Charlesite- Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12•26(H2O)
Chemical formula of Brucite- Mg(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Charlesite and Brucite Specific Gravity

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