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Piemontite
Piemontite

Fire Agate
Fire Agate



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Piemontite
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Fire Agate

Piemontite and Fire Agate Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
-9999
Uneven, Splintery
[001] good, [100] distinct
6-6.5
Ca2Al3(SiO4)(Si2O7)O(OH)
 
-
-
-
2.60-2.64
Uneven, Splintery, Conchoidal
Absent
6.5-7
SiO 2Arthur Thomas , Gemstones (2009)

Piemontite and Fire Agate Chemical Formula

While comparing Piemontite 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 Piemontite and Fire Agate chemical formula.

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Piemontite and Fire Agate Specific Gravity

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