Caledonite and Hanksite Physical Properties

Caledonite

Hanksite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

Readily soluble in water

1.3 Durability

Not Available

1.4 Specific Gravity

5.6-5.762.562

1 7.18

1.5 Fracture

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

Uneven, Conchoidal, Brittle

1.6 Cleavage

[001] perfect; [100] distinct

Good on {0001}

1.7 Mohs Hardness

2.5-33-3.5

2 10

1.8 Chemical Composition

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

KNa22(SO4)9(CO3)2Cl

Caledonite and Hanksite Chemical Formula

While comparing Caledonite and Hanksite 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 Hanksite chemical formula.

Chemical formula of Caledonite- Pb 5Cu 2(SO 4) 3(CO 3)(OH) 6Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Hanksite- KNa22(SO4)9(CO3)2Cl

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Caledonite and Hanksite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Caledonite and Hanksite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Caledonite and Hanksite Optical Properties during the identification of gemstone. Specific gravity of Caledonite is 2.562 whereas that of Hanksite is 2.562.