Amblygonite and Polyhalite Physical Properties
Tenacity
Not Available
Brittle
Solubility
Not Available
Soluble
Durability
Not Available
Not Available
Specific Gravity
2.98-3.10
2.78
Fracture
Sub-Conchoidal, Irregular/uneven, Sub-Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Conchoidal, Brittle
Cleavage
[100] Perfect, [110] Good, [011] Distinct
Perfect on {10 1 }; parting on {010}
Chemical Composition
(Li,Na)Al(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
Not Available
Amblygonite and Polyhalite Chemical Formula
While comparing Amblygonite and Polyhalite 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 Amblygonite and Polyhalite chemical formula.
- Chemical formula of Amblygonite- (Li,Na)Al(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
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Amblygonite and Polyhalite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Amblygonite and Polyhalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amblygonite and Polyhalite Optical Properties during the identification of gemstone. Specific gravity of Amblygonite is 2.78 whereas that of Polyhalite is 2.78.