Herderite and Cassiterite Physical Properties

Herderite

Cassiterite

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Physical Properties

Tenacity

Brittle

Solubility

insoluble

Durability

Specific Gravity

2.90-3.026.86-7.03

1 7.18

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Fracture

Subconchoidal, Conchoidal

Subconchoidal, Uneven, Conchoidal, Irregular

Cleavage

Indistinct on {110}

{100} imperfect, {110} indistinct; partings on {111} or {011}

Mohs Hardness

5-5.56-7

2 10

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Chemical Composition

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

SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Herderite and Cassiterite Chemical Formula

While comparing Herderite and Cassiterite 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 Cassiterite chemical formula.

Chemical formula of Herderite- CaBePO 4(F,OH)Ulrich Henn and Claudio C.
Chemical formula of Cassiterite- SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Colorless Gems

Herderite Vs Orthoclase

Herderite Vs Pectolite

Herderite Vs Phenakite

Herderite and Cassiterite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Herderite and Cassiterite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Herderite and Cassiterite Optical Properties during the identification of gemstone. Specific gravity of Herderite is 6.86-7.03 whereas that of Cassiterite is 6.86-7.03.