Legrandite and Clinozoisite Physical Properties

Legrandite

Clinozoisite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.98-4.043.21-3.38

1 7.18

1.5 Fracture

Conchoidal, UnevenArthur Thomas, Gemstones (2009), Brittle

Irregular/uneven, Uneven

1.6 Cleavage

Imperfect, poor one {100}

Perfect on {001}

1.7 Mohs Hardness

4.5-56-7

2 10

1.8 Chemical Composition

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

Ca 2Al 3(SiO 4) 3(OH)Walter Schumann , Gemstones of the world (2001) More from other references

Legrandite and Clinozoisite Chemical Formula

While comparing Legrandite and Clinozoisite 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 Clinozoisite 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 Clinozoisite- Ca 2Al 3(SiO 4) 3(OH)Walter Schumann , Gemstones of the world (2001) More from other references

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Legrandite and Clinozoisite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Legrandite and Clinozoisite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Legrandite and Clinozoisite Optical Properties during the identification of gemstone. Specific gravity of Legrandite is 3.21-3.38 whereas that of Clinozoisite is 3.21-3.38.