Periclase and Smoky Quartz Physical Properties

Periclase

Smoky Quartz

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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

3.7-3.92.65

1 7.18

1.5 Fracture

Conchoidal, Brittle

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

1.6 Cleavage

{001} perfect; {111} imperfect, may exhibit parting on , {011}

{0110} Indistinct

1.7 Mohs Hardness

5.5-67

2 10

1.8 Chemical Composition

MgOMichael OâDonoghue , Gems, Sixth Edition (2006)

SiO₂

Periclase and Smoky Quartz Chemical Formula

While comparing Periclase 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 Periclase and Smoky Quartz chemical formula.

Chemical formula of Periclase- MgOMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Smoky Quartz- SiO₂

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Periclase Vs Sapphire

Periclase Vs Rinkite Ce

Periclase Vs Scheelite

Periclase and Smoky Quartz Specific Gravity

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