Liddicoatite and Anthophyllite Physical Properties

Liddicoatite

Anthophyllite

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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

3.022.9-3.5

1 7.18

1.5 Fracture

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

Conchoidal, Brittle, Conchoidal, Brittle, Conchoidal, Brittle

1.6 Cleavage

{0001} Poor

{110} Perfect, {???} Distinct, {???} Distinct

1.7 Mohs Hardness

Not Available5.5-6

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)

(Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)

Liddicoatite and Anthophyllite Chemical Formula

While comparing Liddicoatite and Anthophyllite 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 Anthophyllite 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 Anthophyllite- (Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)

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Liddicoatite and Anthophyllite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Liddicoatite and Anthophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Liddicoatite and Anthophyllite Optical Properties during the identification of gemstone. Specific gravity of Liddicoatite is 2.9-3.5 whereas that of Anthophyllite is 2.9-3.5.