Pyromorphite and Watermelon Tourmaline Physical Properties

Pyromorphite

Watermelon Tourmaline

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

Brittle

6.5-7.1

Uneven, Conchoidal

Imperfect- [10 1 1]

3.5-4

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

2.90-3.40

Uneven, Conchoidal, Irregular

Indiscernible

7-7.5

Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.

Pyromorphite and Watermelon Tourmaline Chemical Formula

While comparing Pyromorphite and Watermelon Tourmaline 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 Watermelon Tourmaline chemical formula.

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Pyromorphite and Watermelon Tourmaline Specific Gravity

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