Achroite and Apache Tear Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.90-3.40
  
Not Available
  
Fracture
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)
  
Conchoidal
  
Cleavage
Not Available
  
Not Available
  
Mohs Hardness
7-7.5
  
5-5.5
  
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 Apache Tear Chemical Formula
While comparing Achroite and Apache Tear 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 Apache Tear 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 Apache Tear Specific Gravity
Another important criteria for qualitative analysis of gemstones is Achroite and Apache Tear Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Achroite and Apache Tear Optical Properties during the identification of gemstone. Specific gravity of Achroite is Not Available whereas that of Apache Tear is Not Available.