Kyanite and Periclase Physical Properties

Kyanite

Periclase

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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

3.53-3.653.7-3.9

1 7.18

1.5 Fracture

Splintery, Brittle, Metallic

Conchoidal, Brittle

1.6 Cleavage

[100] perfect [010] imperfect with 79° angle between

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

1.7 Mohs Hardness

4-75.5-6

2 10

1.8 Chemical Composition

Not Available

MgOMichael OâDonoghue , Gems, Sixth Edition (2006)

Kyanite and Periclase Chemical Formula

While comparing Kyanite and Periclase 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 Kyanite and Periclase chemical formula.

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

Compare Blue Gemstones

Kyanite Vs Kashmir sapphire

Kyanite Vs Blue quartz

Kyanite Vs Swiss blue topaz

Kyanite and Periclase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kyanite and Periclase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kyanite and Periclase Optical Properties during the identification of gemstone. Specific gravity of Kyanite is 3.7-3.9 whereas that of Periclase is 3.7-3.9.