Hercynite and Watermelon Tourmaline Physical Properties

Hercynite

Watermelon Tourmaline

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.392.90-3.40

1 7.18

1.5 Fracture

ConchoidalGemdat.org, Uneven

Uneven, Conchoidal, Uneven, Irregular, Conchoidal, Management Team (2012)

1.6 Cleavage

{111} Indistinct, {111} Indistinct, {111} Indistinct

Not Available

1.7 Mohs Hardness

7.5-87-7.5

2 10

1.8 Chemical Composition

Fe2+ Al 2O 4Gemdat.org , Management Team (2012)

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.

Hercynite and Watermelon Tourmaline Chemical Formula

While comparing Hercynite 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 Hercynite and Watermelon Tourmaline chemical formula.

Chemical formula of Hercynite- Fe2+ Al 2O 4Gemdat.org , Management Team (2012)
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.

Compare Yellow Gemstones

Hercynite Vs Kyanite Cyprine

Hercynite Vs Legrandite

Hercynite Vs Jeremejevite

Hercynite and Watermelon Tourmaline Specific Gravity

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