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Liddicoatite
Liddicoatite

Opal
Opal



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Liddicoatite
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Opal

Liddicoatite and Opal Physical Properties

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1 Physical Properties
1.1 Tenacity
Not Available
BrittleWalter Schumann
1.2 Solubility
Not Available
hot salt water
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.021.98-2.25
Amber
1 7.18
1.5 Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal
Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references, Brittle
1.6 Cleavage
{0001} Poor
None
1.7 Mohs Hardness
Not Available5-6.5
Amber
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)
SiO2 · nH2O

Liddicoatite and Opal Chemical Formula

While comparing Liddicoatite and 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 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 Opal- SiO2 · nH2O

Liddicoatite and Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Liddicoatite and Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Liddicoatite and Opal Optical Properties during the identification of gemstone. Specific gravity of Liddicoatite is 1.98-2.25 whereas that of Opal is 1.98-2.25.