Brucite and Sphalerite Physical Properties

Brucite

Sphalerite

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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

2.393.95-4.10

1 7.18

1.5 Fracture

Irregular

UnevenWalter Schumann, Gemstones of the world (2001) More from other references, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Uneven

1.6 Cleavage

Perfect on {0001}

{110} Perfect, {110} Perfect, {110} Perfect

1.7 Mohs Hardness

2.53.5-4

2 10

1.8 Chemical Composition

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

(Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Brucite and Sphalerite Chemical Formula

While comparing Brucite and Sphalerite 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 Sphalerite chemical formula.

Chemical formula of Brucite- Mg(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Sphalerite- (Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Brucite and Sphalerite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Brucite and Sphalerite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Brucite and Sphalerite Optical Properties during the identification of gemstone. Specific gravity of Brucite is 3.95-4.10 whereas that of Sphalerite is 3.95-4.10.