Fibrolite and Wulfenite Physical Properties

Fibrolite

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

3.14-3.256.50-7.00

1 7.18

1.5 Fracture

Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)

Irregular, Brittle, Conchoidal

1.6 Cleavage

Not Available

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

1.7 Mohs Hardness

6-73

2 10

1.8 Chemical Composition

Al 2SiO 5Arthur Thomas , Gemstones (2009)

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

Fibrolite and Wulfenite Chemical Formula

While comparing Fibrolite 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 Fibrolite and Wulfenite chemical formula.

Chemical formula of Fibrolite- Al 2SiO 5Arthur Thomas , Gemstones (2009)
Chemical formula of Wulfenite- PbMoO 4Walter Schumann , Gemstones of the world (2001)

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Fibrolite and Wulfenite Specific Gravity

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