Liddicoatite and Wulfenite Physical Properties

Liddicoatite

Wulfenite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.026.50-7.00

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal

Irregular, Brittle, Conchoidal

1.6 Cleavage

{0001} Poor

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

1.7 Mohs Hardness

Not Available3

2 10

1.8 Chemical Composition

Ca(Li 2Al)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

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

Liddicoatite and Wulfenite Chemical Formula

While comparing Liddicoatite and Wulfenite 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 Liddicoatite and Wulfenite chemical formula.

Chemical formula of Liddicoatite- Ca(Li 2Al)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Chemical formula of Wulfenite- PbMoO 4Walter Schumann , Gemstones of the world (2001)

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Liddicoatite and Wulfenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Liddicoatite and Wulfenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Liddicoatite and Wulfenite Optical Properties during the identification of gemstone. Specific gravity of Liddicoatite is 6.50-7.00 whereas that of Wulfenite is 6.50-7.00.