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Nickeline
Nickeline

Astrophyllite
Astrophyllite



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Nickeline
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Astrophyllite

Nickeline and Astrophyllite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
-9999
Conchoidal, Uneven
{1010} Imperfect, {0001} Imperfect
5-5.5
NiAs
 
-
-
-
3.2-3.4
Uneven
Perfect on [001] imperfect on [100]
3
(K,Na) 3(Fe2+ ,Mn) 7Ti 2Si 8O 24(O,OH) 7Anthony et al , Handbook of mineralogy (2001)

Nickeline and Astrophyllite Chemical Formula

While comparing Nickeline and Astrophyllite 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 Nickeline and Astrophyllite chemical formula.

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Nickeline and Astrophyllite Specific Gravity

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