Home
Gemstones


Topaz and Gahnospinel Physical Properties


Gahnospinel and Topaz Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.49-3.57   
3.65-4.55   

Fracture
Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle   
ConchoidalArthur Thomas, Gemstones (2009)   

Cleavage
[001] Perfect   
None, but may exhibit slight parting   

Mohs Hardness
8   
7.5-8   

Chemical Composition
Al2SiO4(F,OH)2   
(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)   

Optical Properties >>
<< Astrology

Topaz and Gahnospinel Chemical Formula

While comparing Topaz and Gahnospinel 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 Topaz and Gahnospinel chemical formula.

Compare Gems for Sagittarius

Topaz and Gahnospinel Specific Gravity

Another important criteria for qualitative analysis of gemstones is Topaz and Gahnospinel Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Topaz and Gahnospinel Optical Properties during the identification of gemstone. Specific gravity of Topaz is 3.65-4.55 whereas that of Gahnospinel is 3.65-4.55.

Gems for Sagittarius

Gems for Sagittarius


Compare Gems for Sagittarius