Legrandite and Jeremejevite Physical Properties

Legrandite

Jeremejevite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.98-4.04

3.28-3.31

1.5 Fracture

Conchoidal, UnevenArthur Thomas, Gemstones (2009), Brittle

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

Imperfect, poor one {100}

None observed

1.7 Mohs Hardness

4.5-5

6.5-7.5

1.8 Chemical Composition

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

Al 6B 5O 15(F,OH) 3Ulrich Henn and Claudio C.

Legrandite and Jeremejevite Chemical Formula

While comparing Legrandite and Jeremejevite 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 Jeremejevite 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 Jeremejevite- Al 6B 5O 15(F,OH) 3Ulrich Henn and Claudio C.

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Legrandite and Jeremejevite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Legrandite and Jeremejevite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Legrandite and Jeremejevite Optical Properties during the identification of gemstone. Specific gravity of Legrandite is 3.28-3.31 whereas that of Jeremejevite is 3.28-3.31.