Sardonyx and Brucite Physical Properties

Sardonyx

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

2.55-2.702.39

1 7.18

1.5 Fracture

Not Available

Irregular

1.6 Cleavage

Not Available

Perfect on {0001}

1.7 Mohs Hardness

6.5-72.5

2 10

1.8 Chemical Composition

SiO 2Ulrich Henn and Claudio C.

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

Sardonyx and Brucite Chemical Formula

While comparing Sardonyx 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 Sardonyx and Brucite chemical formula.

Chemical formula of Sardonyx- SiO 2Ulrich Henn and Claudio C.
Chemical formula of Brucite- Mg(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Sardonyx and Brucite Specific Gravity

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