Rutile and Edenite Physical Properties

Rutile

Edenite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Insoluble in acids

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.20-4.303.05-3.37

1 7.18

1.5 Fracture

Uneven, ConchoidalArthur Thomas, Gemstones (2009)

Conchoidal, Brittle, Conchoidal

1.6 Cleavage

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

Good on (110)

1.7 Mohs Hardness

6-6.55-6

2 10

1.8 Chemical Composition

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

NaCa2Mg5Si7AlO22(OH)2

Rutile and Edenite Chemical Formula

While comparing Rutile and Edenite 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 Rutile and Edenite chemical formula.

Chemical formula of Rutile- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Edenite- NaCa2Mg5Si7AlO22(OH)2

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Rutile and Edenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rutile and Edenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rutile and Edenite Optical Properties during the identification of gemstone. Specific gravity of Rutile is 3.05-3.37 whereas that of Edenite is 3.05-3.37.