Pectolite and Grossular Garnet Physical Properties

Pectolite

Grossular Garnet

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.74-2.903.6

1 7.18

1.5 Fracture

Uneven, Gemstones (2009), Splintery

Not Available

1.6 Cleavage

Perfect on {100} and {001}

None

1.7 Mohs Hardness

4.5-56.5-7.5

2 10

1.8 Chemical Composition

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

Ca₃Al₂Si₃O₁₂

Pectolite and Grossular Garnet Chemical Formula

While comparing Pectolite and Grossular Garnet 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 Grossular Garnet chemical formula.

Chemical formula of Pectolite- Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.
Chemical formula of Grossular Garnet- Ca₃Al₂Si₃O₁₂

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Pectolite Vs Phosphophyllite

Pectolite and Grossular Garnet Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pectolite and Grossular Garnet Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pectolite and Grossular Garnet Optical Properties during the identification of gemstone. Specific gravity of Pectolite is 3.6 whereas that of Grossular Garnet is 3.6.