Kunzite and Pyromorphite Physical Properties

Kunzite

Pyromorphite

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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

3.15-3.21

6.5-7.1

1.5 Fracture

Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)

Uneven, ConchoidalArthur Thomas, Brittle, Metallic

1.6 Cleavage

1,2 prismatic

Imperfect- [10 1 1]

1.7 Mohs Hardness

6-7

3.5-4

1.8 Chemical Composition

LiAlSi₂O₆

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

Kunzite and Pyromorphite Chemical Formula

While comparing Kunzite and Pyromorphite 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 Kunzite and Pyromorphite chemical formula.

Chemical formula of Kunzite- LiAlSi₂O₆
Chemical formula of Pyromorphite- Pb 5(PO 4) 3ClArthur Thomas , Gemstones (2009)

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Kunzite and Pyromorphite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kunzite and Pyromorphite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kunzite and Pyromorphite Optical Properties during the identification of gemstone. Specific gravity of Kunzite is 6.5-7.1 whereas that of Pyromorphite is 6.5-7.1.