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Magnesite
Magnesite

Pyrophyllite
Pyrophyllite



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Magnesite
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Pyrophyllite

Magnesite and Pyrophyllite Physical Properties

Physical Properties

Tenacity

Brittle
-

Solubility

Effervesces in hot HCl
-

Durability

-
-

Specific Gravity

2.92-3.122.65-2.90
1 7.18
👆🏻

Fracture

Conchoidal
-

Cleavage

[10 1 1] perfect
{001} Perfect

Mohs Hardness

3.5-4.5-9999
2 10
👆🏻

Chemical Composition

MgCO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
Al 2Si 4O 10(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Magnesite and Pyrophyllite Chemical Formula

While comparing Magnesite and Pyrophyllite 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 Magnesite and Pyrophyllite chemical formula.

  • Chemical formula of Magnesite- MgCO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • Chemical formula of Pyrophyllite- Al 2Si 4O 10(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Magnesite and Pyrophyllite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Magnesite and Pyrophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Magnesite and Pyrophyllite Optical Properties during the identification of gemstone. Specific gravity of Magnesite is 2.65-2.90 whereas that of Pyrophyllite is 2.65-2.90.