Cacoxenite and Fire Opal Physical Properties

Cacoxenite

Fire Opal

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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

2.2-2.61.97-2.22

1 7.18

1.5 Fracture

Uneven

Conchoidal, Conchoidal, Gemstones of the world (2001)

1.6 Cleavage

None

Not Available

1.7 Mohs Hardness

3-46-6.5

2 10

1.8 Chemical Composition

(Fe+++,Al)25(PO4)17O6(OH)12•75(H2O)

SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001) More from other references

Cacoxenite and Fire Opal Chemical Formula

While comparing Cacoxenite and Fire Opal 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 Cacoxenite and Fire Opal chemical formula.

Chemical formula of Cacoxenite- (Fe+++,Al)25(PO4)17O6(OH)12•75(H2O)
Chemical formula of Fire Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001) More from other references

Compare Green Gemstones

Cacoxenite Vs Adamite

Cacoxenite Vs Aegirine

Cacoxenite Vs Actinolite

Cacoxenite and Fire Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cacoxenite and Fire Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cacoxenite and Fire Opal Optical Properties during the identification of gemstone. Specific gravity of Cacoxenite is 1.97-2.22 whereas that of Fire Opal is 1.97-2.22.