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Pectolite
Pectolite

Andradite Garnet
Andradite Garnet



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Pectolite
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Andradite Garnet

Pectolite and Andradite Garnet Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.74-2.903.8-3.9
Amber
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
Amber
2 10
1.8 Chemical Composition
Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.
Ca3Fe3+2Si3O12

Pectolite and Andradite Garnet Chemical Formula

While comparing Pectolite and Andradite 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 Andradite Garnet chemical formula.

  • Chemical formula of Pectolite- Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.
  • Chemical formula of Andradite Garnet- Ca3Fe3+2Si3O12

Pectolite and Andradite Garnet Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pectolite and Andradite Garnet Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pectolite and Andradite Garnet Optical Properties during the identification of gemstone. Specific gravity of Pectolite is 3.8-3.9 whereas that of Andradite Garnet is 3.8-3.9.