Steatite and Brucite Physical Properties

Steatite

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

2.20-2.802.39

1 7.18

1.5 Fracture

Not Available

Irregular

1.6 Cleavage

Not Available

Perfect on {0001}

1.7 Mohs Hardness

Not Available2.5

2 10

1.8 Chemical Composition

Mg 3Si 4O 10(OH) 2Gemdat.org , Management Team (2012)

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

Steatite and Brucite Chemical Formula

While comparing Steatite 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 Steatite and Brucite chemical formula.

Chemical formula of Steatite- Mg 3Si 4O 10(OH) 2Gemdat.org , Management Team (2012)
Chemical formula of Brucite- Mg(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Green Gemstones

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Steatite Vs Topaz

Steatite Vs Tourmaline

Steatite and Brucite Specific Gravity

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