Liddicoatite and Fire Opal Physical Properties

Liddicoatite

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

3.021.97-2.22

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal

Conchoidal, Conchoidal, Gemstones of the world (2001)

1.6 Cleavage

{0001} Poor

Not Available

1.7 Mohs Hardness

Not Available6-6.5

2 10

1.8 Chemical Composition

Ca(Li 2Al)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

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

Liddicoatite and Fire Opal Chemical Formula

While comparing Liddicoatite 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 Liddicoatite and Fire Opal chemical formula.

Chemical formula of Liddicoatite- Ca(Li 2Al)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Chemical formula of Fire Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001) More from other references

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Liddicoatite and Fire Opal Specific Gravity

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