Serendibite and Herderite Physical Properties

Serendibite

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

3.43-3.442.90-3.02

1 7.18

1.5 Fracture

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)

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

1.6 Cleavage

None Observed

Indistinct on {110}

1.7 Mohs Hardness

6.5-75-5.5

2 10

1.8 Chemical Composition

Ca 2(Mg,Al) 6(Si,Al,B) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Serendibite and Herderite Chemical Formula

While comparing Serendibite 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 Serendibite and Herderite chemical formula.

Chemical formula of Serendibite- Ca 2(Mg,Al) 6(Si,Al,B) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Herderite- CaBePO 4(F,OH)Ulrich Henn and Claudio C.

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Serendibite and Herderite Specific Gravity

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