Liddicoatite and Jade Physical Properties

Liddicoatite

Jade

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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

3.022.90-3.38

1 7.18

1.5 Fracture

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

Gemstones of the world (2001), Difficult, Splintery

1.6 Cleavage

{0001} Poor

1 or 2,2 prismatic.

1.7 Mohs Hardness

Not Available6-7

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)

Nephrite: Ca₂(Mg,Fe)₅Si₈O₂₂(OH)₂ Jadeite: NaAlSi₂O₆

Liddicoatite and Jade Chemical Formula

While comparing Liddicoatite and Jade 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 Jade 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 Jade- Nephrite: Ca₂(Mg,Fe)₅Si₈O₂₂(OH)₂ Jadeite: NaAlSi₂O₆

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Liddicoatite and Jade Specific Gravity

Another important criteria for qualitative analysis of gemstones is Liddicoatite and Jade Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Liddicoatite and Jade Optical Properties during the identification of gemstone. Specific gravity of Liddicoatite is 2.90-3.38 whereas that of Jade is 2.90-3.38.