Caledonite and Simpsonite Physical Properties

Caledonite

Simpsonite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

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)

ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

1.6 Cleavage

[001] perfect; [100] distinct

None

1.7 Mohs Hardness

2.5-37-7.5

2 10

1.8 Chemical Composition

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

Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.

Caledonite and Simpsonite Chemical Formula

While comparing Caledonite and Simpsonite 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 Simpsonite 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 Simpsonite- Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.

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Caledonite and Simpsonite Specific Gravity

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