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Andalusite
Andalusite

Magnesite
Magnesite



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Andalusite
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Magnesite

Andalusite and Magnesite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.05-3.21
Uneven, Subconchoidal, Splintery
Good on {110}, poor on {100}
7.5
Al 2SiO 5Michael O’Donoghue , Gems, Sixth edition (2006) More from other references
 
Brittle
Effervesces in hot HCl
-
2.92-3.12
Conchoidal
[10 1 1] perfect
3.5-4.5
MgCO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Andalusite and Magnesite Chemical Formula

While comparing Andalusite and Magnesite 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 Andalusite and Magnesite chemical formula.

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Andalusite and Magnesite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Andalusite and Magnesite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Andalusite Vs Magnesite during the identification of gemstone. Specific gravity of Andalusite is whereas that of Magnesite is .