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Natrolite
Natrolite

Franklinite
Franklinite



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Natrolite
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Franklinite

Natrolite and Franklinite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
2.20-2.26
Uneven
Perfect on {110}
5-5.5
Na 2[Al 2Si 3O 10] · 2H 2OMichael 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)

Natrolite and Franklinite Chemical Formula

While comparing Natrolite 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 Natrolite and Franklinite chemical formula.

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Natrolite and Franklinite Specific Gravity

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