Rubellite Tourmaline and Smoky Quartz Physical Properties

Rubellite Tourmaline

Smoky Quartz

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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

Not Available2.65

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

None

{0110} Indistinct

1.7 Mohs Hardness

2.5-37

2 10

1.8 Chemical Composition

SiO₂

Rubellite Tourmaline and Smoky Quartz Chemical Formula

While comparing Rubellite Tourmaline 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 Rubellite Tourmaline and Smoky Quartz chemical formula.

Chemical formula of Rubellite Tourmaline- Ag
Chemical formula of Smoky Quartz- SiO₂

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Rubellite Tourmaline and Smoky Quartz Specific Gravity

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