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Nephrite and Herderite Physical Properties


Herderite and Nephrite 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   
2.90-3.02   

Fracture
Splintery, Granular, Splintery, Granular, Gemstones (2009)   
Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle   

Cleavage
Not Available   
Indistinct on {110}   

Mohs Hardness
6-6.5   
5-5.5   

Chemical Composition
Ca 2(Mg,Fe) 5(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references   
CaBePO 4(F,OH)Ulrich Henn and Claudio C.   

Optical Properties >>
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Nephrite and Herderite Chemical Formula

While comparing Nephrite and Herderite 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 Nephrite and Herderite chemical formula.

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Nephrite and Herderite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nephrite and Herderite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nephrite and Herderite Optical Properties during the identification of gemstone. Specific gravity of Nephrite is 2.90-3.02 whereas that of Herderite is 2.90-3.02.

Green Gemstones

Green Gemstones


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