Pyromorphite and Catapleiite Physical Properties

Pyromorphite

Catapleiite

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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

6.5-7.12.72

1 7.18

1.5 Fracture

Uneven, ConchoidalArthur Thomas, Brittle, Metallic

Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

Imperfect- [10 1 1]

{110} Perfect, {010} Perfect

1.7 Mohs Hardness

3.5-45-6

2 10

1.8 Chemical Composition

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

Na 2ZrSi 3O 9 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Pyromorphite and Catapleiite Chemical Formula

While comparing Pyromorphite and Catapleiite 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 Catapleiite chemical formula.

Chemical formula of Pyromorphite- Pb 5(PO 4) 3ClArthur Thomas , Gemstones (2009)
Chemical formula of Catapleiite- Na 2ZrSi 3O 9 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Compare Green Gemstones

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Pyromorphite Vs Sapphire

Pyromorphite Vs Sapphirine

Pyromorphite and Catapleiite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyromorphite and Catapleiite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyromorphite and Catapleiite Optical Properties during the identification of gemstone. Specific gravity of Pyromorphite is 2.72 whereas that of Catapleiite is 2.72.