Watermelon Tourmaline and Cassiterite Physical Properties

Watermelon Tourmaline

Cassiterite

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.90-3.406.86-7.03

1 7.18

1.5 Fracture

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

Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Irregular

1.6 Cleavage

Not Available

{100} imperfect, {110} indistinct; partings on {111} or {011}

1.7 Mohs Hardness

7-7.56-7

2 10

1.8 Chemical Composition

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.

SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Watermelon Tourmaline and Cassiterite Chemical Formula

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

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.
Chemical formula of Cassiterite- SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Blue Gemstones

Watermelon Tourmaline Vs Garnet Malaia

Watermelon Tourmaline Vs Idocrase

Watermelon Tourmaline Vs Iolite

Watermelon Tourmaline and Cassiterite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Watermelon Tourmaline and Cassiterite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Watermelon Tourmaline and Cassiterite Optical Properties during the identification of gemstone. Specific gravity of Watermelon Tourmaline is 6.86-7.03 whereas that of Cassiterite is 6.86-7.03.