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Topaz
Topaz

Alabaster
Alabaster



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Topaz
X
Alabaster

Topaz and Alabaster Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.49-3.57
Subconchoidal, Uneven, Conchoidal
[001] Perfect
8
Al2SiO4(F,OH)2
 
-
-
-
2.30
-
None
2
CaSO 4 · 2H 2OWalter Schumann , Gemstones of the world (2001)

Topaz and Alabaster Chemical Formula

While comparing Topaz and Alabaster 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 Topaz and Alabaster chemical formula.

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Topaz and Alabaster Specific Gravity

Another important criteria for qualitative analysis of gemstones is Topaz and Alabaster Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Topaz Vs Alabaster during the identification of gemstone. Specific gravity of Topaz is whereas that of Alabaster is .