Home
Gemstones


Pumpellyite and Brookite Physical Properties


Brookite and Pumpellyite Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.20-3.30   
3.87-4.14   

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

Cleavage
Not Available   
Poor on {120}, in traces on {001}   

Mohs Hardness
5-6   
5.5-6   

Chemical Composition
Ca 2(Mg,Fe,Mn,Al) 2(SiO 4)(Si 2O 7)(OH) 2 · H 2OUlrich Henn and Claudio C.   
TiO 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   

Optical Properties >>
<< Astrology

Pumpellyite and Brookite Chemical Formula

While comparing Pumpellyite and Brookite 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 Pumpellyite and Brookite chemical formula.

Compare Green Gemstones

Pumpellyite and Brookite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pumpellyite and Brookite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pumpellyite and Brookite Optical Properties during the identification of gemstone. Specific gravity of Pumpellyite is 3.87-4.14 whereas that of Brookite is 3.87-4.14.

Green Gemstones

Green Gemstones


Compare Green Gemstones