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Legrandite
Legrandite

Andesine
Andesine



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Legrandite
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Andesine

Legrandite and Andesine Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.98-4.042.65-2.69
Amber
1 7.18
1.5 Fracture
Conchoidal, UnevenArthur Thomas, Gemstones (2009), Brittle
Uneven, Uneven, Conchoidal, Uneven, Gems, Sixth Edition (2006)
1.6 Cleavage
Imperfect, poor one {100}
Perfect on {001}, good on {010}
1.7 Mohs Hardness
4.5-56-6.5
Amber
2 10
1.8 Chemical Composition
Zn 2(AsO 4)(OH) · H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
(Na,Ca)Al1-2Si3-2O8

Legrandite and Andesine Chemical Formula

While comparing Legrandite and Andesine 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 Andesine chemical formula.

  • Chemical formula of Legrandite- Zn 2(AsO 4)(OH) · H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • Chemical formula of Andesine- (Na,Ca)Al1-2Si3-2O8

Legrandite and Andesine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Legrandite and Andesine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Legrandite and Andesine Optical Properties during the identification of gemstone. Specific gravity of Legrandite is 2.65-2.69 whereas that of Andesine is 2.65-2.69.