Crocoite and Phenakite Physical Properties

Crocoite

Phenakite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

5.90-6.102.90-2.98

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), (e.g. graphite).

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001), Brittle

1.6 Cleavage

{110} Distinct, {001} Indistinct, {100} Indistinct

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

1.7 Mohs Hardness

2.5-37.5-8

2 10

1.8 Chemical Composition

PbCrO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Crocoite and Phenakite Chemical Formula

While comparing Crocoite 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 Crocoite and Phenakite chemical formula.

Chemical formula of Crocoite- PbCrO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Phenakite- Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Crocoite and Phenakite Specific Gravity

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