Beryllonite and Apache Tear Physical Properties
Tenacity
Brittle
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.79-2.87
Not Available
Fracture
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal
Conchoidal
Cleavage
{010} perfect; {100} good, interrupted; {101} indistinct; {001} in traces
Not Available
Mohs Hardness
5.5-6
5-5.5
Chemical Composition
NaBePO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Not Available
Beryllonite and Apache Tear Chemical Formula
While comparing Beryllonite 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 Beryllonite and Apache Tear chemical formula.
- Chemical formula of Beryllonite- NaBePO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
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Beryllonite and Apache Tear Specific Gravity
Another important criteria for qualitative analysis of gemstones is Beryllonite and Apache Tear Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Beryllonite and Apache Tear Optical Properties during the identification of gemstone. Specific gravity of Beryllonite is Not Available whereas that of Apache Tear is Not Available.