Mimetite and Piemontite Physical Properties

Mimetite

Piemontite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

7.10Not Available

1 7.18

1.5 Fracture

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

Uneven, Splintery

1.6 Cleavage

[10 1 1] Imperfect

[001] good, [100] distinct

1.7 Mohs Hardness

3.56-6.5

2 10

1.8 Chemical Composition

Pb 5(AsO 4) 3ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Not Available

Mimetite and Piemontite Chemical Formula

While comparing Mimetite and Piemontite 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 Mimetite and Piemontite chemical formula.

Chemical formula of Mimetite- Pb 5(AsO 4) 3ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Mimetite and Piemontite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Mimetite and Piemontite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Mimetite and Piemontite Optical Properties during the identification of gemstone. Specific gravity of Mimetite is Not Available whereas that of Piemontite is Not Available.