Anthophyllite and Proustite Physical Properties

Anthophyllite

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

2.9-3.55.51-5.64

1 7.18

1.5 Fracture

Conchoidal, Brittle, Conchoidal, Brittle, Conchoidal, Brittle

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

1.6 Cleavage

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

Distinct on {10 1 1}

1.7 Mohs Hardness

5.5-62.5

2 10

1.8 Chemical Composition

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

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

Anthophyllite and Proustite Chemical Formula

While comparing Anthophyllite 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 Anthophyllite and Proustite chemical formula.

Chemical formula of Anthophyllite- (Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Proustite- Ag 3AsS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Brown Gemstones

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Anthophyllite Vs Bronzite

Anthophyllite and Proustite Specific Gravity

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