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Gaylussite
Gaylussite

Grandidierite
Grandidierite



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Gaylussite
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Grandidierite

Gaylussite and Grandidierite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
decomposes in water
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
1.93-1.992.85-3.00
Amber
1 7.18
1.5 Fracture
Conchoidal, Conchoidal, Brittle
Brittle, UnevenArthur Thomas, Gemstones (2009), Brittle, Uneven
1.6 Cleavage
perfect [110]
Perfect
1.7 Mohs Hardness
2.57.5
Amber
2 10
1.8 Chemical Composition
Na2Ca(CO3)2•5(H2O)
(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.

Gaylussite and Grandidierite Chemical Formula

While comparing Gaylussite and Grandidierite 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 Gaylussite and Grandidierite chemical formula.

  • Chemical formula of Gaylussite- Na2Ca(CO3)2•5(H2O)
  • Chemical formula of Grandidierite- (Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.

Gaylussite and Grandidierite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gaylussite and Grandidierite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gaylussite and Grandidierite Optical Properties during the identification of gemstone. Specific gravity of Gaylussite is 2.85-3.00 whereas that of Grandidierite is 2.85-3.00.