Cacoxenite and Smoky Quartz Physical Properties

Cacoxenite

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

2.2-2.62.65

1 7.18

1.5 Fracture

Uneven

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

1.6 Cleavage

None

{0110} Indistinct

1.7 Mohs Hardness

3-47

2 10

1.8 Chemical Composition

(Fe+++,Al)25(PO4)17O6(OH)12•75(H2O)

SiO₂

Cacoxenite and Smoky Quartz Chemical Formula

While comparing Cacoxenite 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 Cacoxenite and Smoky Quartz chemical formula.

Chemical formula of Cacoxenite- (Fe+++,Al)25(PO4)17O6(OH)12•75(H2O)
Chemical formula of Smoky Quartz- SiO₂

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Cacoxenite and Smoky Quartz Specific Gravity

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