Herderite and Ekanite Physical Properties

Herderite

Ekanite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.90-3.023.28-3.32

1 7.18

1.5 Fracture

Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Uneven

1.6 Cleavage

Indistinct on {110}

{101} Distinct

1.7 Mohs Hardness

5-5.56-6.5

2 10

1.8 Chemical Composition

CaBePO 4(F,OH)Ulrich Henn and Claudio C.

ThCa 2Si 8O 20Walter Schumann , Gemstones of the world (2001) More from other references

Herderite and Ekanite Chemical Formula

While comparing Herderite and Ekanite 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 Herderite and Ekanite chemical formula.

Chemical formula of Herderite- CaBePO 4(F,OH)Ulrich Henn and Claudio C.
Chemical formula of Ekanite- ThCa 2Si 8O 20Walter Schumann , Gemstones of the world (2001) More from other references

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Herderite and Ekanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Herderite and Ekanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Herderite and Ekanite Optical Properties during the identification of gemstone. Specific gravity of Herderite is 3.28-3.32 whereas that of Ekanite is 3.28-3.32.