Poldervaartite and Crocoite Physical Properties

Poldervaartite

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

2.915.90-6.10

1 7.18

1.5 Fracture

Handbook of mineralogy (2001)

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

1.6 Cleavage

None

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

1.7 Mohs Hardness

Not Available2.5-3

2 10

1.8 Chemical Composition

(Ca,Mn2+ ) 2(SiO 3OH)(OH)Anthony et al , Handbook of Mineralogy (2001)

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

Poldervaartite and Crocoite Chemical Formula

While comparing Poldervaartite 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 Poldervaartite and Crocoite chemical formula.

Chemical formula of Poldervaartite- (Ca,Mn2+ ) 2(SiO 3OH)(OH)Anthony et al , Handbook of Mineralogy (2001)
Chemical formula of Crocoite- PbCrO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Poldervaartite and Crocoite Specific Gravity

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