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Smoky Quartz
Smoky Quartz
☒

Sapphire
Sapphire
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Smoky Quartz
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Sapphire

Smoky Quartz and Sapphire Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
2.65
Conchoidal, ConchoidalWalter Schumann
{0110} Indistinct
7
SiO2
 
-
insoluble
-
3.95-4.03
Uneven
None, but may exhibit parting
9
Al 2 O 3

Smoky Quartz and Sapphire Chemical Formula

While comparing Smoky Quartz and Sapphire 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 Sapphire chemical formula.

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Smoky Quartz and Sapphire Specific Gravity

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