Danburite and Periclase Physical Properties

Danburite

Periclase

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.97-3.033.7-3.9

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle

Conchoidal, Brittle

1.6 Cleavage

{001} Poor

{001} perfect; {111} imperfect, may exhibit parting on , {011}

1.7 Mohs Hardness

75.5-6

2 10

1.8 Chemical Composition

CaB 2(SiO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

MgOMichael OâDonoghue , Gems, Sixth Edition (2006)

Danburite and Periclase Chemical Formula

While comparing Danburite and Periclase 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 Danburite and Periclase chemical formula.

Chemical formula of Danburite- CaB 2(SiO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Periclase- MgOMichael OâDonoghue , Gems, Sixth Edition (2006)

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Danburite and Periclase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Danburite and Periclase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Danburite and Periclase Optical Properties during the identification of gemstone. Specific gravity of Danburite is 3.7-3.9 whereas that of Periclase is 3.7-3.9.