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Boracite
Boracite

Franklinite
Franklinite



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Boracite
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Franklinite

Boracite and Franklinite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
Soluble
-
2.95-2.96
Conchoidal
None
7-7.5
Mg 3B 7O 13ClMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
 
-
-
-
5.05-5.22
Uneven
None
5.5-6
(Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)

Boracite and Franklinite Chemical Formula

While comparing Boracite and Franklinite 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 Boracite and Franklinite chemical formula.

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Boracite and Franklinite Specific Gravity

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