Chrysoberyl and Crocoite Physical Properties

Chrysoberyl

Crocoite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.69-3.815.90-6.10

1 7.18

1.5 Fracture

Uneven, Conchoidal to uneven, Brittle, Metallic, Uneven, ConchoidalWalter Schumann, Brittle, Metallic

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

1.6 Cleavage

Distinct on {110}, imperfect on {010}, poor on {001}

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

1.7 Mohs Hardness

8.52.5-3

2 10

1.8 Chemical Composition

BeAl ₂ O ₄

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

Chrysoberyl and Crocoite Chemical Formula

While comparing Chrysoberyl and Crocoite 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 Chrysoberyl and Crocoite chemical formula.

Chemical formula of Chrysoberyl- BeAl ₂ O ₄
Chemical formula of Crocoite- PbCrO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Chrysoberyl and Crocoite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrysoberyl and Crocoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrysoberyl and Crocoite Optical Properties during the identification of gemstone. Specific gravity of Chrysoberyl is 5.90-6.10 whereas that of Crocoite is 5.90-6.10.