Herderite and Phenakite Physical Properties

Herderite

Phenakite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

2.90-3.02

Subconchoidal, Conchoidal

Indistinct on {110}

5-5.5

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

Brittle

2.90-2.98

Conchoidal, ConchoidalWalter Schumann

Distinct on {11 2 0}, imperfect on {10 1 1}

7.5-8

Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Herderite and Phenakite Chemical Formula

While comparing Herderite and Phenakite 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 Phenakite chemical formula.

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

Compare Colorless Gems

Herderite Vs Orthoclase

Herderite Vs Pectolite

Herderite Vs Phenakite

Herderite and Phenakite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Herderite and Phenakite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Herderite and Phenakite Optical Properties during the identification of gemstone. Specific gravity of Herderite is 2.90-2.98 whereas that of Phenakite is 2.90-2.98.