Pyromorphite and Anthophyllite Physical Properties

Pyromorphite

Anthophyllite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

6.5-7.12.9-3.5

1 7.18

1.5 Fracture

Uneven, ConchoidalArthur Thomas, Brittle, Metallic

Conchoidal, Brittle, Conchoidal, Brittle, Conchoidal, Brittle

1.6 Cleavage

Imperfect- [10 1 1]

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

1.7 Mohs Hardness

3.5-45.5-6

2 10

1.8 Chemical Composition

Pb 5(PO 4) 3ClArthur Thomas , Gemstones (2009)

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

Pyromorphite and Anthophyllite Chemical Formula

While comparing Pyromorphite 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 Pyromorphite and Anthophyllite chemical formula.

Chemical formula of Pyromorphite- Pb 5(PO 4) 3ClArthur Thomas , Gemstones (2009)
Chemical formula of Anthophyllite- (Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)

Compare Green Gemstones

Pyromorphite Vs Rutilated Quartz

Pyromorphite Vs Sapphire

Pyromorphite Vs Sapphirine

Pyromorphite and Anthophyllite Specific Gravity

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