Legrandite and Feldspar Physical Properties
Tenacity
Brittle
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.98-4.04
2.56-2.75
Fracture
Conchoidal, UnevenArthur Thomas, Gemstones (2009), Brittle
Uneven, Conchoidal, Uneven, Conchoidal, Gemstones of the world (2001)
Cleavage
Imperfect, poor one {100}
two or three
Mohs Hardness
4.5-5
6-6.5
Chemical Composition
Zn 2(AsO 4)(OH) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Not Available
Legrandite and Feldspar Chemical Formula
While comparing Legrandite and Feldspar 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 Feldspar chemical formula.
- Chemical formula of Legrandite- Zn 2(AsO 4)(OH) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
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Legrandite and Feldspar Specific Gravity
Another important criteria for qualitative analysis of gemstones is Legrandite and Feldspar Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Legrandite and Feldspar Optical Properties during the identification of gemstone. Specific gravity of Legrandite is 2.56-2.75 whereas that of Feldspar is 2.56-2.75.