Dallasite and Wulfenite Physical Properties

Dallasite

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

2.58-2.916.50-7.00

1 7.18

1.5 Fracture

Not Available

Irregular, Brittle, Conchoidal

1.6 Cleavage

Not Available

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

1.7 Mohs Hardness

6.5-73

2 10

1.8 Chemical Composition

Not Available

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

Dallasite and Wulfenite Chemical Formula

While comparing Dallasite 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 Dallasite and Wulfenite chemical formula.

Chemical formula of Wulfenite- PbMoO 4Walter Schumann , Gemstones of the world (2001)

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Dallasite and Wulfenite Specific Gravity

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