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Gaylussite
Gaylussite

Sellaite
Sellaite



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Gaylussite
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Sellaite

Gaylussite and Sellaite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Brittle
1.2 Solubility
decomposes in water
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
1.93-1.993.14-3.16
Amber
1 7.18
1.5 Fracture
Conchoidal, Conchoidal, Brittle
Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle
1.6 Cleavage
perfect [110]
Perfect on {010} and {110}
1.7 Mohs Hardness
2.55-5.5
Amber
2 10
1.8 Chemical Composition
Na2Ca(CO3)2•5(H2O)
MgF 2Ulrich Henn and Claudio C.

Gaylussite and Sellaite Chemical Formula

While comparing Gaylussite and Sellaite 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 Sellaite chemical formula.

  • Chemical formula of Gaylussite- Na2Ca(CO3)2•5(H2O)
  • Chemical formula of Sellaite- MgF 2Ulrich Henn and Claudio C.

Gaylussite and Sellaite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gaylussite and Sellaite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gaylussite and Sellaite Optical Properties during the identification of gemstone. Specific gravity of Gaylussite is 3.14-3.16 whereas that of Sellaite is 3.14-3.16.