Wulfenite and Brucite Physical Properties

Wulfenite

Brucite

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1 Physical Properties

1.1 Tenacity

Brittle

Sectile

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

6.50-7.002.39

1 7.18

1.5 Fracture

Irregular, Brittle, Conchoidal

Irregular

1.6 Cleavage

On {011}, distinct; on {001}, {013}, indistinct

Perfect on {0001}

1.7 Mohs Hardness

32.5

2 10

1.8 Chemical Composition

PbMoO 4Walter Schumann , Gemstones of the world (2001)

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

Wulfenite and Brucite Chemical Formula

While comparing Wulfenite 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 Wulfenite and Brucite chemical formula.

Chemical formula of Wulfenite- PbMoO 4Walter Schumann , Gemstones of the world (2001)
Chemical formula of Brucite- Mg(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Wulfenite and Brucite Specific Gravity

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