Caledonite and Rutile Physical Properties

Caledonite

Rutile

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

Insoluble in acids

1.3 Durability

Not Available

1.4 Specific Gravity

5.6-5.764.20-4.30

1 7.18

1.5 Fracture

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

Uneven, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

[001] perfect; [100] distinct

{110} good, 100 moderate, parting on {092} and {011}

1.7 Mohs Hardness

2.5-36-6.5

2 10

1.8 Chemical Composition

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

TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Caledonite and Rutile Chemical Formula

While comparing Caledonite and Rutile 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 Rutile 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 Rutile- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Caledonite and Rutile Specific Gravity

Another important criteria for qualitative analysis of gemstones is Caledonite and Rutile Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Caledonite and Rutile Optical Properties during the identification of gemstone. Specific gravity of Caledonite is 4.20-4.30 whereas that of Rutile is 4.20-4.30.