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Elbaite and Phosphophyllite Physical Properties


Phosphophyllite and Elbaite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.90-3.10   
3.07-3.13   

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

Cleavage
Poor/indistinct on {1120} and {1011}   
{100} Perfect, {010} Distinct, {102} Distinct   

Mohs Hardness
7   
3-3.5   

Chemical Composition
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references   
Zn 2(Fe2+ ,Mn2+ )(PO 4) 2 · 4H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references   

Optical Properties >>
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Elbaite and Phosphophyllite Chemical Formula

While comparing Elbaite and Phosphophyllite 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 Elbaite and Phosphophyllite chemical formula.

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Elbaite and Phosphophyllite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Elbaite and Phosphophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Elbaite and Phosphophyllite Optical Properties during the identification of gemstone. Specific gravity of Elbaite is 3.07-3.13 whereas that of Phosphophyllite is 3.07-3.13.

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