Caledonite and Piemontite Physical Properties

Caledonite

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

5.6-5.76Not Available

1 7.18

1.5 Fracture

Uneven, UnevenAnthony et al, Handbook of mineralogy (2001)

Uneven, Splintery

1.6 Cleavage

[001] perfect; [100] distinct

[001] good, [100] distinct

1.7 Mohs Hardness

2.5-36-6.5

2 10

1.8 Chemical Composition

Pb 5Cu 2(SO 4) 3(CO 3)(OH) 6Anthony et al , Handbook of mineralogy (2001)

Not Available

Caledonite and Piemontite Chemical Formula

While comparing Caledonite 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 Caledonite and Piemontite chemical formula.

Chemical formula of Caledonite- Pb 5Cu 2(SO 4) 3(CO 3)(OH) 6Anthony et al , Handbook of mineralogy (2001)

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Caledonite and Piemontite Specific Gravity

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