Charlesite and Gahnite Physical Properties

Charlesite

Gahnite

Add ⊕

1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

1.794.00-4.62

1 7.18

1.5 Fracture

Irregular/uneven, Brittle, Metallic

Conchoidal, Uneven

1.6 Cleavage

Perfect on {10bar10}

Indistinct parting on [111]

1.7 Mohs Hardness

2.57.5-8

2 10

1.8 Chemical Composition

Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12•26(H2O)

ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Charlesite and Gahnite Chemical Formula

While comparing Charlesite and Gahnite 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 Charlesite and Gahnite chemical formula.

Chemical formula of Charlesite- Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12•26(H2O)
Chemical formula of Gahnite- ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Yellow Gemstones

Charlesite Vs Hanksite

Charlesite Vs Kainite

Charlesite Vs Hauyne

Charlesite and Gahnite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Charlesite and Gahnite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Charlesite and Gahnite Optical Properties during the identification of gemstone. Specific gravity of Charlesite is 4.00-4.62 whereas that of Gahnite is 4.00-4.62.