Sellaite and Caledonite Physical Properties

Sellaite

Caledonite

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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

3.14-3.165.6-5.76

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

Perfect on {010} and {110}

[001] perfect; [100] distinct

1.7 Mohs Hardness

5-5.52.5-3

2 10

1.8 Chemical Composition

MgF 2Ulrich Henn and Claudio C.

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

Sellaite and Caledonite Chemical Formula

While comparing Sellaite 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 Sellaite and Caledonite chemical formula.

Chemical formula of Sellaite- MgF 2Ulrich Henn and Claudio C.
Chemical formula of Caledonite- Pb 5Cu 2(SO 4) 3(CO 3)(OH) 6Anthony et al , Handbook of mineralogy (2001)

Compare White Gemstones

Sellaite Vs Strontianite

Sellaite Vs Thomsonite

Sellaite Vs Sussexite

Sellaite and Caledonite Specific Gravity

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