Smoky Quartz and Bytownite Physical Properties

Smoky Quartz

Bytownite

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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

2.652.72-2.75

1 7.18

1.5 Fracture

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

Uneven, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

{0110} Indistinct

Perfect on [001], good on [010], imperfect on [110]

1.7 Mohs Hardness

76-6.5

2 10

1.8 Chemical Composition

SiO₂

Ca(70-90%)Na(30-10%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

Smoky Quartz and Bytownite Chemical Formula

While comparing Smoky Quartz and Bytownite 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 Smoky Quartz and Bytownite chemical formula.

Chemical formula of Smoky Quartz- SiO₂
Chemical formula of Bytownite- Ca(70-90%)Na(30-10%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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Smoky Quartz and Bytownite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Smoky Quartz and Bytownite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Smoky Quartz and Bytownite Optical Properties during the identification of gemstone. Specific gravity of Smoky Quartz is 2.72-2.75 whereas that of Bytownite is 2.72-2.75.