Feldspar and Brucite Physical Properties

Feldspar

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

2.56-2.752.39

1 7.18

1.5 Fracture

Uneven, Conchoidal, Uneven, Conchoidal, Gemstones of the world (2001)

Irregular

1.6 Cleavage

two or three

Perfect on {0001}

1.7 Mohs Hardness

6-6.52.5

2 10

1.8 Chemical Composition

Not Available

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

Feldspar and Brucite Chemical Formula

While comparing Feldspar 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 Feldspar and Brucite chemical formula.

Chemical formula of Brucite- Mg(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Feldspar and Brucite Specific Gravity

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