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Hackmanite
Hackmanite

Stolzite
Stolzite



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Hackmanite
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Hackmanite and Stolzite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.27-2.33
2
1.5 Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)
Conchoidal, Uneven, Brittle
1.6 Cleavage
Not Available
Imperfect on {001}, indistinct on {011}
1.7 Mohs Hardness
5.5-6
2.5-3
1.8 Chemical Composition
Na 8Al 6Si 6O 24Cl 2Michael O’Donoghue , Gems, Sixth Edition (2006)
Not Available

Hackmanite and Stolzite Chemical Formula

While comparing Hackmanite and Stolzite 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 Hackmanite and Stolzite chemical formula.

  • Chemical formula of Hackmanite- Na 8Al 6Si 6O 24Cl 2Michael O’Donoghue , Gems, Sixth Edition (2006)
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Hackmanite and Stolzite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hackmanite and Stolzite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hackmanite and Stolzite Optical Properties during the identification of gemstone. Specific gravity of Hackmanite is 2 whereas that of Stolzite is 2.