Pectolite and Azurite Physical Properties

Pectolite

Azurite

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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

2.74-2.903.70-3.90

1 7.18

1.5 Fracture

Uneven, Gemstones (2009), Splintery

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal

1.6 Cleavage

Perfect on {100} and {001}

Perfect on {011}, fair on {100}, poor on {110}

1.7 Mohs Hardness

4.5-53.5-4

2 10

1.8 Chemical Composition

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

Cu 3(OH) 2(CO 3) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Pectolite and Azurite Chemical Formula

While comparing Pectolite and Azurite 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 Pectolite and Azurite chemical formula.

Chemical formula of Pectolite- Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.
Chemical formula of Azurite- Cu 3(OH) 2(CO 3) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Colorless Gems

Pectolite Vs Pleonaste

Pectolite Vs Phosphophyllite

Pectolite Vs Phosphosiderite

Pectolite and Azurite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pectolite and Azurite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pectolite and Azurite Optical Properties during the identification of gemstone. Specific gravity of Pectolite is 3.70-3.90 whereas that of Azurite is 3.70-3.90.