Sardonyx and Caledonite Physical Properties

Sardonyx

Caledonite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.55-2.705.6-5.76

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Not Available

[001] perfect; [100] distinct

1.7 Mohs Hardness

6.5-72.5-3

2 10

1.8 Chemical Composition

SiO 2Ulrich Henn and Claudio C.

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

Sardonyx and Caledonite Chemical Formula

While comparing Sardonyx 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 Sardonyx and Caledonite chemical formula.

Chemical formula of Sardonyx- SiO 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 Blue Gemstones

Sardonyx Vs Star Ruby

Sardonyx Vs Spinel

Sardonyx Vs Sodalite

Sardonyx and Caledonite Specific Gravity

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