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Pectolite
Pectolite

Danburite
Danburite



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Pectolite
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Danburite

Pectolite and Danburite Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.74-2.902.97-3.03
Amber
1 7.18
1.5 Fracture
Uneven, Gemstones (2009), Splintery
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle
1.6 Cleavage
Perfect on {100} and {001}
{001} Poor
1.7 Mohs Hardness
4.5-57
Amber
2 10
1.8 Chemical Composition
Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.
CaB 2(SiO 4) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Pectolite and Danburite Chemical Formula

While comparing Pectolite and Danburite 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 Danburite chemical formula.

  • Chemical formula of Pectolite- Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.
  • Chemical formula of Danburite- CaB 2(SiO 4) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Pectolite and Danburite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pectolite and Danburite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pectolite and Danburite Optical Properties during the identification of gemstone. Specific gravity of Pectolite is 2.97-3.03 whereas that of Danburite is 2.97-3.03.