Brucite and Smithsonite Physical Properties

Brucite

Smithsonite

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1 Physical Properties

1.1 Tenacity

Sectile

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.394.00-4.65

1 7.18

1.5 Fracture

Irregular

Uneven, Sub-Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Metallic

1.6 Cleavage

Perfect on {0001}

Perfect on [1011]

1.7 Mohs Hardness

2.55-5.5

2 10

1.8 Chemical Composition

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

ZnCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Brucite and Smithsonite Chemical Formula

While comparing Brucite and Smithsonite 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 Smithsonite chemical formula.

Chemical formula of Brucite- Mg(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Smithsonite- ZnCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Blue Gemstones

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Brucite Vs Common Opal

Brucite Vs Chrysocolla

Brucite and Smithsonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Brucite and Smithsonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Brucite and Smithsonite Optical Properties during the identification of gemstone. Specific gravity of Brucite is 4.00-4.65 whereas that of Smithsonite is 4.00-4.65.