Wulfenite and Smoky Quartz Physical Properties

Wulfenite

Smoky Quartz

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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

6.50-7.002.65

1 7.18

1.5 Fracture

Irregular, Brittle, Conchoidal

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

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

{0110} Indistinct

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

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

SiO₂

Wulfenite and Smoky Quartz Chemical Formula

While comparing Wulfenite and Smoky Quartz 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 Smoky Quartz chemical formula.

Chemical formula of Wulfenite- PbMoO 4Walter Schumann , Gemstones of the world (2001)
Chemical formula of Smoky Quartz- SiO₂

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Wulfenite and Smoky Quartz Specific Gravity

Another important criteria for qualitative analysis of gemstones is Wulfenite and Smoky Quartz Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Wulfenite and Smoky Quartz Optical Properties during the identification of gemstone. Specific gravity of Wulfenite is 2.65 whereas that of Smoky Quartz is 2.65.