Wulfenite and Riebeckite Physical Properties

Wulfenite

Riebeckite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

6.50-7.003.28-3.44

1 7.18

1.5 Fracture

Irregular, Brittle, Conchoidal

Uneven, Splintery, Brittle

1.6 Cleavage

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

Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}

1.7 Mohs Hardness

35.0-6.0

2 10

1.8 Chemical Composition

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

Not Available

Wulfenite and Riebeckite Chemical Formula

While comparing Wulfenite and Riebeckite 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 Riebeckite chemical formula.

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

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Wulfenite and Riebeckite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Wulfenite and Riebeckite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Wulfenite and Riebeckite Optical Properties during the identification of gemstone. Specific gravity of Wulfenite is 3.28-3.44 whereas that of Riebeckite is 3.28-3.44.