Kainite and Periclase Physical Properties

Kainite

Periclase

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.153.7-3.9

1 7.18

1.5 Fracture

Splintery, Conchoidal, Brittle

Conchoidal, Brittle

1.6 Cleavage

{001}, perfect

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

1.7 Mohs Hardness

2.5-35.5-6

2 10

1.8 Chemical Composition

Not Available

MgOMichael OâDonoghue , Gems, Sixth Edition (2006)

Kainite and Periclase Chemical Formula

While comparing Kainite 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 Kainite and Periclase chemical formula.

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

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Kainite and Periclase Specific Gravity

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