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Ludlamite and Andradite Garnet Physical Properties


Andradite Garnet and Ludlamite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.1-3.2   
3.8-3.9   

Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)   
Not Available   

Cleavage
Vitreous, pearly on cleavage   
None   

Mohs Hardness
3-4   
6.5-7.5   

Chemical Composition
(Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
Ca3Fe3+2Si3O12   

Optical Properties >>
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Ludlamite and Andradite Garnet Chemical Formula

While comparing Ludlamite and Andradite Garnet 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 Andradite Garnet chemical formula.

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Ludlamite and Andradite Garnet Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ludlamite and Andradite Garnet Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ludlamite and Andradite Garnet Optical Properties during the identification of gemstone. Specific gravity of Ludlamite is 3.8-3.9 whereas that of Andradite Garnet is 3.8-3.9.

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