Home
Gemstones


Staurolite and Hemimorphite Physical Properties


Hemimorphite and Staurolite Physical Properties


Physical Properties

Tenacity
Brittle   
Brittle   

Solubility
Not Available   
Soluble   

Durability
Not Available   
Not Available   

Specific Gravity
3.7-3.8   
3.30-3.50   

Fracture
Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle   
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle   

Cleavage
Distinct on {010}   
Perfect on {110}, poor on {101}, {001} rare   

Mohs Hardness
7-7.5   
5   

Chemical Composition
(Fe,Mg,Zn) 2Al 9(Si,Al) 4O 22(OH) 2Ulrich Henn and Claudio C.   
Zn 4Si 2O 7(OH) 2H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references   

Optical Properties >>
<< Astrology

Staurolite and Hemimorphite Chemical Formula

While comparing Staurolite and Hemimorphite 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 Staurolite and Hemimorphite chemical formula.

Compare Brown Gemstones

Staurolite and Hemimorphite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Staurolite and Hemimorphite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Staurolite and Hemimorphite Optical Properties during the identification of gemstone. Specific gravity of Staurolite is 3.30-3.50 whereas that of Hemimorphite is 3.30-3.50.

Brown Gemstones

Brown Gemstones


Compare Brown Gemstones