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Montebrasite and Friedelite Physical Properties


Friedelite and Montebrasite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.98-3.10   
3.06-3.19   

Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal   
UnevenArthur Thomas, Gemstones (2009) Tough, UnevenArthur Thomas, Gemstones (2009) Tough, Brittle, Uneven   

Cleavage
{100} Perfect, {110} Good, {011} Distinct   
{010} Perfect   

Mohs Hardness
5.5-6   
4-5   

Chemical Composition
LiAl(PO 4)(OH,F)Walter Schumann , Gemstones of the world (2001) More from other references   
Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.   

Optical Properties >>
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Montebrasite and Friedelite Chemical Formula

While comparing Montebrasite and Friedelite 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 Montebrasite and Friedelite chemical formula.

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Montebrasite and Friedelite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Montebrasite and Friedelite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Montebrasite and Friedelite Optical Properties during the identification of gemstone. Specific gravity of Montebrasite is 3.06-3.19 whereas that of Friedelite is 3.06-3.19.

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