Linarite and Pectolite Physical Properties

Linarite

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

5.352.74-2.90

1 7.18

1.5 Fracture

Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle

Uneven, Gemstones (2009), Splintery

1.6 Cleavage

Perfect on {100}, imperfect on {001}

Perfect on {100} and {001}

1.7 Mohs Hardness

2.54.5-5

2 10

1.8 Chemical Composition

PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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

Linarite and Pectolite Chemical Formula

While comparing Linarite 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 Linarite and Pectolite chemical formula.

Chemical formula of Linarite- PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Pectolite- Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.

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Linarite and Pectolite Specific Gravity

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