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Crocoite
Crocoite

Rutile
Rutile



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Crocoite and Rutile Physical Properties

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1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Insoluble in acids
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
5.90-6.10
4.20-4.30
1.5 Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), (e.g. graphite).
Uneven, ConchoidalArthur Thomas, Gemstones (2009)
1.6 Cleavage
{110} Distinct, {001} Indistinct, {100} Indistinct
{110} good, 100 moderate, parting on {092} and {011}
1.7 Mohs Hardness
2.5-3
6-6.5
1.8 Chemical Composition
PbCrO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
TiO 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Crocoite and Rutile Chemical Formula

While comparing Crocoite and Rutile 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 Rutile chemical formula.

  • Chemical formula of Crocoite- PbCrO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • Chemical formula of Rutile- TiO 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Crocoite and Rutile Specific Gravity

Another important criteria for qualitative analysis of gemstones is Crocoite and Rutile Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Crocoite and Rutile Optical Properties during the identification of gemstone. Specific gravity of Crocoite is 4.20-4.30 whereas that of Rutile is 4.20-4.30.