Ekanite and Herderite Physical Properties

Ekanite

Herderite

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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

3.28-3.322.90-3.02

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

{101} Distinct

Indistinct on {110}

1.7 Mohs Hardness

6-6.55-5.5

2 10

1.8 Chemical Composition

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

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

Ekanite and Herderite Chemical Formula

While comparing Ekanite 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 Ekanite and Herderite chemical formula.

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

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Ekanite and Herderite Specific Gravity

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