Smoky Quartz and Ajoite Physical Properties

Smoky Quartz

Ajoite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

Decomposed by acids

1.3 Durability

Not Available

1.4 Specific Gravity

2.652.96

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

{0110} Indistinct

Perfect on {010}

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

SiO₂

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

Smoky Quartz and Ajoite Chemical Formula

While comparing Smoky Quartz and Ajoite 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 Ajoite chemical formula.

Chemical formula of Smoky Quartz- SiO₂
Chemical formula of Ajoite- (K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

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Smoky Quartz and Ajoite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Smoky Quartz and Ajoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Smoky Quartz and Ajoite Optical Properties during the identification of gemstone. Specific gravity of Smoky Quartz is 2.96 whereas that of Ajoite is 2.96.