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Ludlamite and Tanzanite Physical Properties


Tanzanite and Ludlamite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Hard   

Specific Gravity
3.1-3.2   
3.35   

Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)   
Uneven, Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)   

Cleavage
Vitreous, pearly on cleavage   
Perfect {010}, imperfect {100}   

Mohs Hardness
3-4   
6.5-7   

Chemical Composition
(Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
Ca2Al3(SiO4)3(OH)   

Optical Properties >>
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Ludlamite and Tanzanite Chemical Formula

While comparing Ludlamite and Tanzanite 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 Ludlamite and Tanzanite chemical formula.

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Ludlamite and Tanzanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ludlamite and Tanzanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ludlamite and Tanzanite Optical Properties during the identification of gemstone. Specific gravity of Ludlamite is 3.35 whereas that of Tanzanite is 3.35.

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Green Gemstones


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