Amazonite and Pectolite Physical Properties

Amazonite

Pectolite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.55-2.572.74-2.90

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

Uneven, Gemstones (2009), Splintery

1.6 Cleavage

2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal

Perfect on {100} and {001}

1.7 Mohs Hardness

6-6.54.5-5

2 10

1.8 Chemical Composition

KAlSi₃O₈

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

Amazonite and Pectolite Chemical Formula

While comparing Amazonite 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 Amazonite and Pectolite chemical formula.

Chemical formula of Amazonite- KAlSi₃O₈
Chemical formula of Pectolite- Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.

Compare Gems for Virgo

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Amazonite Vs Variscite

Amazonite and Pectolite Specific Gravity

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