Adamite and Caledonite Physical Properties

Adamite

Caledonite

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Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

4.32-4.485.6-5.76

1 7.18

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Fracture

Uneven, Subconchoidal, Conchoidal

Uneven

Cleavage

{101}, good; {010}, poor

[001] perfect; [100] distinct

Mohs Hardness

3.52.5-3

2 10

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Chemical Composition

Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)

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

Adamite and Caledonite Chemical Formula

While comparing Adamite and Caledonite 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 Adamite and Caledonite chemical formula.

Chemical formula of Adamite- Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)
Chemical formula of Caledonite- Pb 5Cu 2(SO 4) 3(CO 3)(OH) 6Anthony et al , Handbook of mineralogy (2001)

Compare Blue Gemstones

Adamite Vs Ammolite

Adamite Vs Anatase

Adamite Vs Andean Opal

Adamite and Caledonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Adamite and Caledonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Adamite and Caledonite Optical Properties during the identification of gemstone. Specific gravity of Adamite is 5.6-5.76 whereas that of Caledonite is 5.6-5.76.