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Polyhalite
Polyhalite

Fire Agate
Fire Agate



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Polyhalite
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Fire Agate

Polyhalite and Fire Agate Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
Soluble
-
2.78
Conchoidal
Perfect on {10 1 }; parting on {010}
3.5
K2Ca2Mg(SO4)4·2H2O
 
-
-
-
2.60-2.64
Uneven, Splintery, Conchoidal
Absent
6.5-7
SiO 2Arthur Thomas , Gemstones (2009)

Polyhalite and Fire Agate Chemical Formula

While comparing Polyhalite and Fire Agate 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 Polyhalite and Fire Agate chemical formula.

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Polyhalite and Fire Agate Specific Gravity

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