Sunstone and Caledonite Physical Properties

Sunstone

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

2.62-2.655.6-5.76

1 7.18

1.5 Fracture

Gemstones of the world (2001)

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

1.6 Cleavage

001

[001] perfect; [100] distinct

1.7 Mohs Hardness

62.5-3

2 10

1.8 Chemical Composition

Microcline: KAlSi₃O₈ Oligoclase: (Na,Ca)Al_1-2Si_3-2O₈

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

Sunstone and Caledonite Chemical Formula

While comparing Sunstone 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 Sunstone and Caledonite chemical formula.

Chemical formula of Sunstone- Microcline: KAlSi₃O₈ Oligoclase: (Na,Ca)Al_1-2Si_3-2O₈
Chemical formula of Caledonite- Pb 5Cu 2(SO 4) 3(CO 3)(OH) 6Anthony et al , Handbook of mineralogy (2001)

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Sunstone and Caledonite Specific Gravity

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