Realgar and Rock Crystal Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.56
2.65
Fracture
(e.g. graphite).
ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)
Cleavage
{010} Good
Not Available
Mohs Hardness
Not Available
7
Chemical Composition
AsSMichael OâDonoghue , Gems, Sixth Edition (2006)
SiO 2Walter Schumann , Gemstones of the world (2001)
Realgar and Rock Crystal Chemical Formula
While comparing Realgar and Rock Crystal 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 Realgar and Rock Crystal chemical formula.
- Chemical formula of Realgar- AsSMichael OâDonoghue , Gems, Sixth Edition (2006)
- Chemical formula of Rock Crystal- SiO 2Walter Schumann , Gemstones of the world (2001)
Realgar and Rock Crystal Specific Gravity
Another important criteria for qualitative analysis of gemstones is Realgar and Rock Crystal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Realgar and Rock Crystal Optical Properties during the identification of gemstone. Specific gravity of Realgar is 2.65 whereas that of Rock Crystal is 2.65.