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Arfvedsonite
Arfvedsonite

Watermelon Tourmaline
Watermelon Tourmaline



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Arfvedsonite
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Watermelon Tourmaline

Arfvedsonite 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
3.3-3.52.90-3.40
Amber
1 7.18
1.5 Fracture
Uneven, Brittle, Metallic, Brittle, Metallic
Uneven, Conchoidal, Uneven, Irregular, Conchoidal, Management Team (2012)
1.6 Cleavage
Perfect on [110]
Not Available
1.7 Mohs Hardness
5-67-7.5
Amber
2 10
1.8 Chemical Composition
NaNa2(Fe++4Fe+++)Si8O22(OH)2
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.

Arfvedsonite and Watermelon Tourmaline Chemical Formula

While comparing Arfvedsonite 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 Arfvedsonite and Watermelon Tourmaline chemical formula.

  • Chemical formula of Arfvedsonite- NaNa2(Fe++4Fe+++)Si8O22(OH)2
  • 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.

Arfvedsonite and Watermelon Tourmaline Specific Gravity

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