Crocoite and Lepidolite Physical Properties

Crocoite

Lepidolite

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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

5.90-6.102.80-2.90

1 7.18

1.5 Fracture

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

Uneven, UnevenArthur Thomas, Gemstones (2009)

1.6 Cleavage

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

{001} perfect

1.7 Mohs Hardness

2.5-32.5

2 10

1.8 Chemical Composition

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

Mg 3Si 4O 10(OH) 2Ulrich Henn and Claudio C.

Crocoite and Lepidolite Chemical Formula

While comparing Crocoite and Lepidolite 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 Lepidolite chemical formula.

Chemical formula of Crocoite- PbCrO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Lepidolite- Mg 3Si 4O 10(OH) 2Ulrich Henn and Claudio C.

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Crocoite and Lepidolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Crocoite and Lepidolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Crocoite and Lepidolite Optical Properties during the identification of gemstone. Specific gravity of Crocoite is 2.80-2.90 whereas that of Lepidolite is 2.80-2.90.