Liddicoatite and Chrysoprase Physical Properties

Liddicoatite

Chrysoprase

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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

3.02

2.58-2.64

1.5 Fracture

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

Gems, Sixth Edition (2006)

1.6 Cleavage

{0001} Poor

None

1.7 Mohs Hardness

Not Available

6.5-7

1.8 Chemical Composition

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

SiO₂ (with a high level of nickel impurities )

Liddicoatite and Chrysoprase Chemical Formula

While comparing Liddicoatite and Chrysoprase 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 Chrysoprase 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 Chrysoprase- SiO₂ (with a high level of nickel impurities )

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Liddicoatite and Chrysoprase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Liddicoatite and Chrysoprase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Liddicoatite and Chrysoprase Optical Properties during the identification of gemstone. Specific gravity of Liddicoatite is 2.58-2.64 whereas that of Chrysoprase is 2.58-2.64.