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Periclase
Periclase

Brookite
Brookite



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Periclase
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Brookite

Periclase and Brookite Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.7-3.93.87-4.14
Amber
1 7.18
1.5 Fracture
Conchoidal, Brittle
Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
1.6 Cleavage
{001} perfect; {111} imperfect, may exhibit parting on , {011}
Poor on {120}, in traces on {001}
1.7 Mohs Hardness
5.5-65.5-6
Amber
2 10
1.8 Chemical Composition
MgOMichael O’Donoghue , Gems, Sixth Edition (2006)
TiO 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Periclase and Brookite Chemical Formula

While comparing Periclase and Brookite 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 Periclase and Brookite chemical formula.

  • Chemical formula of Periclase- MgOMichael O’Donoghue , Gems, Sixth Edition (2006)
  • Chemical formula of Brookite- TiO 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Periclase and Brookite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Periclase and Brookite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Periclase and Brookite Optical Properties during the identification of gemstone. Specific gravity of Periclase is 3.87-4.14 whereas that of Brookite is 3.87-4.14.