Clinohumite and Brucite Physical Properties

Clinohumite

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

3.13-3.752.39

1 7.18

1.5 Fracture

Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal

Irregular

1.6 Cleavage

Poor on {100}

Perfect on {0001}

1.7 Mohs Hardness

62.5

2 10

1.8 Chemical Composition

(Mg,Fe2+ ) 9(SiO 4) 4(F,OH)) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Clinohumite and Brucite Chemical Formula

While comparing Clinohumite 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 Clinohumite and Brucite chemical formula.

Chemical formula of Clinohumite- (Mg,Fe2+ ) 9(SiO 4) 4(F,OH)) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Brucite- Mg(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Clinohumite and Brucite Specific Gravity

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