Periclase and Star Ruby Physical Properties

Periclase

Star Ruby

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.7-3.93.95-4.10

1 7.18

1.5 Fracture

Conchoidal, Brittle

Uneven, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

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

Not Available

1.7 Mohs Hardness

5.5-6Not Available

2 10

1.8 Chemical Composition

MgOMichael OâDonoghue , Gems, Sixth Edition (2006)

Al 2O 3Michael OâDonoghue , Gems, Sixth Edition (2006)

Periclase and Star Ruby Chemical Formula

While comparing Periclase and Star Ruby 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 Star Ruby chemical formula.

Chemical formula of Periclase- MgOMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Star Ruby- Al 2O 3Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Gems Found In Australia

Periclase Vs Sapphire

Periclase Vs Rinkite Ce

Periclase Vs Scheelite

Periclase and Star Ruby Specific Gravity

Another important criteria for qualitative analysis of gemstones is Periclase and Star Ruby Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Periclase and Star Ruby Optical Properties during the identification of gemstone. Specific gravity of Periclase is 3.95-4.10 whereas that of Star Ruby is 3.95-4.10.