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Achroite
Achroite

Lawsonite
Lawsonite



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Achroite
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Lawsonite

Achroite and Lawsonite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.90-3.40
Uneven, ConchoidalWalter Schumann
Indiscernible
7-7.5
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.
 
Brittle
-
-
3.09
Uneven
Perfect on {100} and {010}, imperfect on {101}
8
CaAl2Si2O7(OH)2.H2O

Achroite and Lawsonite Chemical Formula

While comparing Achroite and Lawsonite 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 Achroite and Lawsonite chemical formula.

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Achroite and Lawsonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Achroite and Lawsonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Achroite Vs Lawsonite during the identification of gemstone. Specific gravity of Achroite is whereas that of Lawsonite is .