Legrandite and Rutile Physical Properties

Legrandite

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

3.98-4.044.20-4.30

1 7.18

1.5 Fracture

Conchoidal, UnevenArthur Thomas, Gemstones (2009), Brittle

Uneven, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Imperfect, poor one {100}

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

1.7 Mohs Hardness

4.5-56-6.5

2 10

1.8 Chemical Composition

Zn 2(AsO 4)(OH) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Legrandite and Rutile Chemical Formula

While comparing Legrandite 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 Legrandite and Rutile chemical formula.

Chemical formula of Legrandite- Zn 2(AsO 4)(OH) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Rutile- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Legrandite and Rutile Specific Gravity

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