Turquoise and Pectolite Physical Properties
Tenacity
Not Available
  
Brittle
  
Solubility
Soluble
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.30-2.90
  
2.74-2.90
  
Fracture
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle
  
Uneven, Gemstones (2009), Splintery
  
Cleavage
Good to perfect_usually N/A
  
Perfect on {100} and {001}
  
Mohs Hardness
5-6
  
4.5-5
  
Chemical Composition
CuAl6(PO4)4(OH)8 • 4H2O
  
Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.
  
Turquoise and Pectolite Chemical Formula
While comparing Turquoise 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 Turquoise and Pectolite chemical formula.
- Chemical formula of Turquoise- CuAl6(PO4)4(OH)8 • 4H2O
- Chemical formula of Pectolite- Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.
Turquoise and Pectolite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Turquoise and Pectolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Turquoise and Pectolite Optical Properties during the identification of gemstone. Specific gravity of Turquoise is 2.74-2.90 whereas that of Pectolite is 2.74-2.90.