Liddicoatite and Proustite Physical Properties

Liddicoatite

Proustite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.025.51-5.64

1 7.18

1.5 Fracture

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

Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

{0001} Poor

Distinct on {10 1 1}

1.7 Mohs Hardness

Not Available2.5

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)

Ag 3AsS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Liddicoatite and Proustite Chemical Formula

While comparing Liddicoatite and Proustite 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 Proustite 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 Proustite- Ag 3AsS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Liddicoatite and Proustite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Liddicoatite and Proustite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Liddicoatite and Proustite Optical Properties during the identification of gemstone. Specific gravity of Liddicoatite is 5.51-5.64 whereas that of Proustite is 5.51-5.64.