Home
Gemstones


Petoskey Stone and Topaz Physical Properties


Topaz and Petoskey Stone Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
Not Available   
3.49-3.57   

Fracture
Not Available   
Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle   

Cleavage
Not Available   
[001] Perfect   

Mohs Hardness
7   
8   

Chemical Composition
Not Available   
Al2SiO4(F,OH)2   

Optical Properties >>
<< Astrology

Petoskey Stone and Topaz Chemical Formula

While comparing Petoskey Stone and Topaz 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 Petoskey Stone and Topaz chemical formula.

Compare Gems for Sagittarius

Petoskey Stone and Topaz Specific Gravity

Another important criteria for qualitative analysis of gemstones is Petoskey Stone and Topaz Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Petoskey Stone and Topaz Optical Properties during the identification of gemstone. Specific gravity of Petoskey Stone is 3.49-3.57 whereas that of Topaz is 3.49-3.57.

Gems for Sagittarius

Gems for Sagittarius


Compare Gems for Sagittarius