Periclase and Pectolite Physical Properties

Periclase

Pectolite

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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

3.7-3.92.74-2.90

1 7.18

1.5 Fracture

Conchoidal, Brittle

Uneven, Gemstones (2009), Splintery

1.6 Cleavage

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

Perfect on {100} and {001}

1.7 Mohs Hardness

5.5-64.5-5

2 10

1.8 Chemical Composition

MgOMichael OâDonoghue , Gems, Sixth Edition (2006)

Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.

Periclase and Pectolite Chemical Formula

While comparing Periclase and Pectolite 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 Pectolite chemical formula.

Chemical formula of Periclase- MgOMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Pectolite- Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.

Compare Gems Found In Australia

Periclase Vs Rinkite Ce

Periclase Vs Sapphire

Periclase Vs Scheelite

Periclase and Pectolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Periclase and Pectolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Periclase and Pectolite Optical Properties during the identification of gemstone. Specific gravity of Periclase is 2.74-2.90 whereas that of Pectolite is 2.74-2.90.