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Hardystonite
Hardystonite

Watermelon Tourmaline
Watermelon Tourmaline



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Hardystonite
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Watermelon Tourmaline

Hardystonite and Watermelon Tourmaline Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.396-3.4432.90-3.40
Amber
1 7.18
1.5 Fracture
Brittle, Metallic
Uneven, Conchoidal, Uneven, Irregular, Conchoidal, Management Team (2012)
1.6 Cleavage
[001] good, [100] and [110] fair
Not Available
1.7 Mohs Hardness
3-47-7.5
Amber
2 10
1.8 Chemical Composition
Ca 2ZnSi 2O 7Anthony et al , Handbook of mineralogy (2001)
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.

Hardystonite and Watermelon Tourmaline Chemical Formula

While comparing Hardystonite and Watermelon Tourmaline 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 Hardystonite and Watermelon Tourmaline chemical formula.

  • Chemical formula of Hardystonite- Ca 2ZnSi 2O 7Anthony et al , Handbook of mineralogy (2001)
  • Chemical formula of Watermelon Tourmaline- Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.

Hardystonite and Watermelon Tourmaline Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hardystonite and Watermelon Tourmaline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hardystonite and Watermelon Tourmaline Optical Properties during the identification of gemstone. Specific gravity of Hardystonite is 2.90-3.40 whereas that of Watermelon Tourmaline is 2.90-3.40.