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Pietersite and Herderite Physical Properties


Herderite and Pietersite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
Not Available   
2.90-3.02   

Fracture
Not Available   
Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle   

Cleavage
Not Available   
Indistinct on {110}   

Mohs Hardness
5   
5-5.5   

Chemical Composition
Not Available   
CaBePO 4(F,OH)Ulrich Henn and Claudio C.   

Optical Properties >>
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Pietersite and Herderite Chemical Formula

While comparing Pietersite 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 Pietersite and Herderite chemical formula.

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Pietersite and Herderite Specific Gravity

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

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