Brucite and Feldspar Physical Properties

Brucite

Feldspar

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1 Physical Properties

1.1 Tenacity

Sectile

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.392.56-2.75

1 7.18

1.5 Fracture

Irregular

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

1.6 Cleavage

Perfect on {0001}

two or three

1.7 Mohs Hardness

2.56-6.5

2 10

1.8 Chemical Composition

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

Not Available

Brucite and Feldspar Chemical Formula

While comparing Brucite and Feldspar 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 Brucite and Feldspar chemical formula.

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

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Brucite and Feldspar Specific Gravity

Another important criteria for qualitative analysis of gemstones is Brucite and Feldspar Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Brucite and Feldspar Optical Properties during the identification of gemstone. Specific gravity of Brucite is 2.56-2.75 whereas that of Feldspar is 2.56-2.75.