Kurnakovite and Verdelite Physical Properties

Kurnakovite

Verdelite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

Soluble

1.847-1.852

Conchoidal

Poor to indistinct on {010}

2-3

Ca3Al3(SiO4)3(OH)

2.90-3.40

Conchoidal

Indiscernible

7-7.5

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.

Kurnakovite and Verdelite Chemical Formula

While comparing Kurnakovite and Verdelite 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 Kurnakovite and Verdelite chemical formula.

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Kurnakovite and Verdelite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kurnakovite and Verdelite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kurnakovite Vs Verdelite during the identification of gemstone. Specific gravity of Kurnakovite is whereas that of Verdelite is .