Smoky Quartz and Carletonite Physical Properties

Smoky Quartz

Carletonite

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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

2.652.45

1 7.18

1.5 Fracture

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

Conchoidal, Conchoidal, Brittle

1.6 Cleavage

{0110} Indistinct

Perfect on {001}, good on {110}

1.7 Mohs Hardness

74-4.5

2 10

1.8 Chemical Composition

SiO₂

KNa 4Ca 4Si 8O 18(CO 3) 4(OH,F) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Smoky Quartz and Carletonite Chemical Formula

While comparing Smoky Quartz and Carletonite 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 Carletonite chemical formula.

Chemical formula of Smoky Quartz- SiO₂
Chemical formula of Carletonite- KNa 4Ca 4Si 8O 18(CO 3) 4(OH,F) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

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Smoky Quartz and Carletonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Smoky Quartz and Carletonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Smoky Quartz and Carletonite Optical Properties during the identification of gemstone. Specific gravity of Smoky Quartz is 2.45 whereas that of Carletonite is 2.45.