Friedelite and Brucite Physical Properties

Friedelite

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

3.06-3.192.39

1 7.18

1.5 Fracture

UnevenArthur Thomas, Gemstones (2009) Tough, UnevenArthur Thomas, Gemstones (2009) Tough, Brittle, Uneven

Irregular

1.6 Cleavage

{010} Perfect

Perfect on {0001}

1.7 Mohs Hardness

4-52.5

2 10

1.8 Chemical Composition

Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

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

Friedelite and Brucite Chemical Formula

While comparing Friedelite 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 Friedelite and Brucite chemical formula.

Chemical formula of Friedelite- Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.
Chemical formula of Brucite- Mg(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Friedelite Vs Hydrogrossular

Friedelite and Brucite Specific Gravity

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