Smoky Quartz and Pollucite Physical Properties
Solubility
Not Available
Readily soluble in HF
Durability
Not Available
Not Available
Specific Gravity
2.65
2.86-2.94
Fracture
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle
Cleavage
{0110} Indistinct
None observed
Chemical Composition
SiO2
(Cs,Na)(AlSi 2O 6) · 0.5H 2OWalter Schumann , Gemstones of the world (2001) More from other references
Smoky Quartz and Pollucite Chemical Formula
While comparing Smoky Quartz and Pollucite 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 Smoky Quartz and Pollucite chemical formula.
- Chemical formula of Smoky Quartz- SiO2
- Chemical formula of Pollucite- (Cs,Na)(AlSi 2O 6) · 0.5H 2OWalter Schumann , Gemstones of the world (2001) More from other references
Smoky Quartz and Pollucite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Smoky Quartz and Pollucite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Smoky Quartz and Pollucite Optical Properties during the identification of gemstone. Specific gravity of Smoky Quartz is 2.86-2.94 whereas that of Pollucite is 2.86-2.94.