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Cassiterite and Poldervaartite Physical Properties


Poldervaartite and Cassiterite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
insoluble   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
6.86-7.03   
2.91   

Fracture
Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Irregular   
Handbook of mineralogy (2001)   

Cleavage
{100} imperfect, {110} indistinct; partings on {111} or {011}   
None   

Mohs Hardness
6-7   
Not Available   

Chemical Composition
SnO 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
(Ca,Mn2+ ) 2(SiO 3OH)(OH)Anthony et al , Handbook of Mineralogy (2001)   

Optical Properties >>
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Cassiterite and Poldervaartite Chemical Formula

While comparing Cassiterite and Poldervaartite 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 Cassiterite and Poldervaartite chemical formula.

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Cassiterite and Poldervaartite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cassiterite and Poldervaartite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cassiterite and Poldervaartite Optical Properties during the identification of gemstone. Specific gravity of Cassiterite is 2.91 whereas that of Poldervaartite is 2.91.

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Red Gemstones


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