Pearl and Proustite Physical Properties
Tenacity
Not Available
Brittle
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.60-2.85
5.51-5.64
Fracture
Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)
Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle
Cleavage
none
Distinct on {10 1 1}
Mohs Hardness
2.5-4.5
2.5
Chemical Composition
Not Available
Ag 3AsS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Pearl and Proustite Chemical Formula
While comparing Pearl and Proustite 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 Pearl and Proustite chemical formula.
>- Chemical formula of Proustite- Ag 3AsS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Pearl and Proustite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Pearl and Proustite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pearl and Proustite Optical Properties during the identification of gemstone. Specific gravity of Pearl is 5.51-5.64 whereas that of Proustite is 5.51-5.64.