Zinnwaldite and Smoky Quartz Physical Properties

Zinnwaldite

Smoky Quartz

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1 Physical Properties

1.1 Tenacity

Elastic

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.9-3.12.65

1 7.18

1.5 Fracture

Uneven

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

1.6 Cleavage

Perfect basal {001}

{0110} Indistinct

1.7 Mohs Hardness

3.5-4.07

2 10

1.8 Chemical Composition

Not Available

SiO₂

Zinnwaldite and Smoky Quartz Chemical Formula

While comparing Zinnwaldite 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 Zinnwaldite and Smoky Quartz chemical formula.

Chemical formula of Smoky Quartz- SiO₂

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Zinnwaldite and Smoky Quartz Specific Gravity

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