Fire Agate and Apophyllite Physical Properties

Fire Agate

Apophyllite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.60-2.642.30-2.50

1 7.18

1.5 Fracture

Uneven, Splintery, Conchoidal, Uneven, Splintery, Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)

Uneven, UnevenArthur Thomas, Gemstones (2009)

1.6 Cleavage

Absent

Perfect on (001)

1.7 Mohs Hardness

6.5-74.5-5

2 10

1.8 Chemical Composition

SiO 2Arthur Thomas , Gemstones (2009)

KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.

Fire Agate and Apophyllite Chemical Formula

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

Chemical formula of Fire Agate- SiO 2Arthur Thomas , Gemstones (2009)
Chemical formula of Apophyllite- KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.

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Fire Agate and Apophyllite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fire Agate and Apophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fire Agate and Apophyllite Optical Properties during the identification of gemstone. Specific gravity of Fire Agate is 2.30-2.50 whereas that of Apophyllite is 2.30-2.50.