Achroite and Langbeinite Physical Properties
Tenacity
Not Available
Brittle
Solubility
Not Available
Slowly dissolves in water
Durability
Not Available
Not Available
Specific Gravity
2.90-3.40
Not Available
Fracture
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)
Conchoidal, Brittle
Cleavage
Not Available
None
Mohs Hardness
7-7.5
3.5-4
Chemical Composition
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.
Not Available
Achroite and Langbeinite Chemical Formula
While comparing Achroite and Langbeinite 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 Langbeinite chemical formula.
- Chemical formula of Achroite- 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.
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Achroite and Langbeinite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Achroite and Langbeinite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Achroite and Langbeinite Optical Properties during the identification of gemstone. Specific gravity of Achroite is Not Available whereas that of Langbeinite is Not Available.