Nacre and Crocoite Physical Properties

Nacre

Crocoite

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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

Not Available5.90-6.10

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Not Available

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

1.7 Mohs Hardness

Not Available2.5-3

2 10

1.8 Chemical Composition

Not Available

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

Nacre and Crocoite Chemical Formula

While comparing Nacre 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 Nacre and Crocoite chemical formula.

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

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Nacre and Crocoite Specific Gravity

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