Home
Gemstones


Ettringite and Mellite Physical Properties


Mellite and Ettringite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Partially soluble in water   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
1.77   
1.58-1.60   

Fracture
Not Available   
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle   

Cleavage
Perfect on {10 1 0}   
{011} Imperfect   

Mohs Hardness
2-2.5   
2   

Chemical Composition
Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)   
Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.   

Optical Properties >>
<< Astrology

Ettringite and Mellite Chemical Formula

While comparing Ettringite and Mellite 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 Ettringite and Mellite chemical formula.

Compare Yellow Gemstones

Ettringite and Mellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ettringite and Mellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ettringite and Mellite Optical Properties during the identification of gemstone. Specific gravity of Ettringite is 1.58-1.60 whereas that of Mellite is 1.58-1.60.

Yellow Gemstones

Yellow Gemstones


Compare Yellow Gemstones