Wulfenite and Omphacite Physical Properties

Wulfenite

Omphacite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

6.50-7.003.16-3.43

1 7.18

1.5 Fracture

Irregular, Brittle, Conchoidal

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

1.6 Cleavage

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

{110} Good, {110} Good

1.7 Mohs Hardness

35-6

2 10

1.8 Chemical Composition

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

(Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)

Wulfenite and Omphacite Chemical Formula

While comparing Wulfenite and Omphacite 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 Omphacite chemical formula.

Chemical formula of Wulfenite- PbMoO 4Walter Schumann , Gemstones of the world (2001)
Chemical formula of Omphacite- (Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)

Compare Red Gemstones

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Wulfenite Vs Hessonite Garnet

Wulfenite and Omphacite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Wulfenite and Omphacite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Wulfenite and Omphacite Optical Properties during the identification of gemstone. Specific gravity of Wulfenite is 3.16-3.43 whereas that of Omphacite is 3.16-3.43.