Agrellite and Rutile Physical Properties

Agrellite

Rutile

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Insoluble in acids

1.3 Durability

Not Available

1.4 Specific Gravity

2.884.20-4.30

1 7.18

1.5 Fracture

Not Available

Uneven, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

perfect [110]

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

1.7 Mohs Hardness

5.56-6.5

2 10

1.8 Chemical Composition

NaCa2Si4O10F

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

Agrellite and Rutile Chemical Formula

While comparing Agrellite 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 Agrellite and Rutile chemical formula.

Chemical formula of Agrellite- NaCa2Si4O10F
Chemical formula of Rutile- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Agrellite and Rutile Specific Gravity

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