Caledonite and Cymophane Physical Properties

Caledonite

Cymophane

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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

5.6-5.763.69-3.81

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

[001] perfect; [100] distinct

Not Available

1.7 Mohs Hardness

2.5-38.5

2 10

1.8 Chemical Composition

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

BeAl 2O 4Arthur Thomas , Gemstones (2009)

Caledonite and Cymophane Chemical Formula

While comparing Caledonite and Cymophane 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 Cymophane 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 Cymophane- BeAl 2O 4Arthur Thomas , Gemstones (2009)

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Caledonite and Cymophane Specific Gravity

Another important criteria for qualitative analysis of gemstones is Caledonite and Cymophane Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Caledonite and Cymophane Optical Properties during the identification of gemstone. Specific gravity of Caledonite is 3.69-3.81 whereas that of Cymophane is 3.69-3.81.