Pectolite and Cassiterite Physical Properties

Pectolite

Cassiterite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.74-2.906.86-7.03

1 7.18

1.5 Fracture

Uneven, Gemstones (2009), Splintery

Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Irregular

1.6 Cleavage

Perfect on {100} and {001}

{100} imperfect, {110} indistinct; partings on {111} or {011}

1.7 Mohs Hardness

4.5-56-7

2 10

1.8 Chemical Composition

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

SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Pectolite and Cassiterite Chemical Formula

While comparing Pectolite and Cassiterite 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 Cassiterite chemical formula.

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

Compare Colorless Gems

Pectolite Vs Pleonaste

Pectolite Vs Phosphophyllite

Pectolite Vs Phosphosiderite

Pectolite and Cassiterite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pectolite and Cassiterite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pectolite and Cassiterite Optical Properties during the identification of gemstone. Specific gravity of Pectolite is 6.86-7.03 whereas that of Cassiterite is 6.86-7.03.