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Spessartine
Spessartine

Brookite
Brookite



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Spessartine
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Brookite

Spessartine and Brookite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
4.12-4.18
Conchoidal
{???} Distinct
7-7.5
Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
 
Brittle
-
-
3.87-4.14
Subconchoidal, Conchoidal
Poor on {120}, in traces on {001}
5.5-6
TiO 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Spessartine and Brookite Chemical Formula

While comparing Spessartine 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 Spessartine and Brookite chemical formula.

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Spessartine and Brookite Specific Gravity

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