Smithsonite and Pectolite Physical Properties

Smithsonite

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

4.00-4.652.74-2.90

1 7.18

1.5 Fracture

Uneven, Sub-Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Metallic

Uneven, Gemstones (2009), Splintery

1.6 Cleavage

Perfect on [1011]

Perfect on {100} and {001}

1.7 Mohs Hardness

5-5.54.5-5

2 10

1.8 Chemical Composition

ZnCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Smithsonite and Pectolite Chemical Formula

While comparing Smithsonite 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 Smithsonite and Pectolite chemical formula.

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

Compare Green Gemstones

Smithsonite Vs Strontianite

Smithsonite Vs Tavorite

Smithsonite Vs Steatite

Smithsonite and Pectolite Specific Gravity

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