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Lazulite and Pectolite Physical Properties


Pectolite and Lazulite Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.04-3.17   
2.74-2.90   

Fracture
Uneven, Uneven, Gemstones of the world (2001) More from other references   
Uneven, Gemstones (2009), Splintery   

Cleavage
{001} Indistinct, {???} Indistinct   
Perfect on {100} and {001}   

Mohs Hardness
5.5   
4.5-5   

Chemical Composition
(Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references   
Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.   

Optical Properties >>
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Lazulite and Pectolite Chemical Formula

While comparing Lazulite 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 Lazulite and Pectolite chemical formula.

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Lazulite and Pectolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Lazulite and Pectolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Lazulite and Pectolite Optical Properties during the identification of gemstone. Specific gravity of Lazulite is 2.74-2.90 whereas that of Pectolite is 2.74-2.90.

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