Vesuvianite and Labradorite Physical Properties

Vesuvianite

Labradorite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Vesuvianite is virtually insolouble in acids

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.32-3.432.69-2.72

1 7.18

1.5 Fracture

Conchoidal, Brittle

Uneven, Conchoidal, Gems, Sixth Edition (2006)

1.6 Cleavage

Poor on {110} and {100} very poor on {001}

Perfect on {001}, less perfect on {010}, intersecting at near 90°; distinct on {110}

1.7 Mohs Hardness

6-76-6.5

2 10

1.8 Chemical Composition

Not Available

(Na,Ca)_1-2Si_3-2O₈

Vesuvianite and Labradorite Chemical Formula

While comparing Vesuvianite and Labradorite 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 Vesuvianite and Labradorite chemical formula.

Chemical formula of Labradorite- (Na,Ca)_1-2Si_3-2O₈

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Vesuvianite and Labradorite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Vesuvianite and Labradorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vesuvianite and Labradorite Optical Properties during the identification of gemstone. Specific gravity of Vesuvianite is 2.69-2.72 whereas that of Labradorite is 2.69-2.72.