Grossular and Wulfenite Physical Properties

Grossular

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

3.55-3.736.50-7.00

1 7.18

1.5 Fracture

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

Irregular, Brittle, Conchoidal

1.6 Cleavage

none

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

1.7 Mohs Hardness

7-7.53

2 10

1.8 Chemical Composition

Ca 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

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

Grossular and Wulfenite Chemical Formula

While comparing Grossular 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 Grossular and Wulfenite chemical formula.

Chemical formula of Grossular- Ca 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Chemical formula of Wulfenite- PbMoO 4Walter Schumann , Gemstones of the world (2001)

Compare Green Gemstones

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Grossular and Wulfenite Specific Gravity

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