Wulfenite and Bloodstone Heliotrope Physical Properties

Wulfenite

Bloodstone Heliotrope

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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

6.50-7.002.55-2.70

1 7.18

1.5 Fracture

Irregular, Brittle, Conchoidal

Not Available

1.6 Cleavage

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

Not Available

1.7 Mohs Hardness

36.5-7

2 10

1.8 Chemical Composition

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

SiO 2Arthur Thomas , Gemstones (2009)

Wulfenite and Bloodstone Heliotrope Chemical Formula

While comparing Wulfenite and Bloodstone Heliotrope 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 Bloodstone Heliotrope chemical formula.

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

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Wulfenite and Bloodstone Heliotrope Specific Gravity

Another important criteria for qualitative analysis of gemstones is Wulfenite and Bloodstone Heliotrope Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Wulfenite and Bloodstone Heliotrope Optical Properties during the identification of gemstone. Specific gravity of Wulfenite is 2.55-2.70 whereas that of Bloodstone Heliotrope is 2.55-2.70.