Esperite and Smoky Quartz Physical Properties

Esperite

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

4.28-4.422.65

1 7.18

1.5 Fracture

Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Metallic

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

1.6 Cleavage

Distinct on [010] and [100] poor on [101]

{0110} Indistinct

1.7 Mohs Hardness

5-5.57

2 10

1.8 Chemical Composition

PbCa 3Zn 4(SiO 4) 4Anthony et al , Handbook of mineralogy (2001)

SiO₂

Esperite and Smoky Quartz Chemical Formula

While comparing Esperite 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 Esperite and Smoky Quartz chemical formula.

Chemical formula of Esperite- PbCa 3Zn 4(SiO 4) 4Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Smoky Quartz- SiO₂

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Esperite and Smoky Quartz Specific Gravity

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