Labradorite and Gahnospinel Physical Properties

Labradorite

Gahnospinel

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.69-2.723.65-4.55

1 7.18

1.5 Fracture

Uneven, Conchoidal, Gems, Sixth Edition (2006)

ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

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

None, but may exhibit slight parting

1.7 Mohs Hardness

6-6.57.5-8

2 10

1.8 Chemical Composition

(Na,Ca)_1-2Si_3-2O₈

(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

Labradorite and Gahnospinel Chemical Formula

While comparing Labradorite and Gahnospinel 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 Labradorite and Gahnospinel chemical formula.

Chemical formula of Labradorite- (Na,Ca)_1-2Si_3-2O₈
Chemical formula of Gahnospinel- (Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

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Labradorite and Gahnospinel Specific Gravity

Another important criteria for qualitative analysis of gemstones is Labradorite and Gahnospinel Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Labradorite and Gahnospinel Optical Properties during the identification of gemstone. Specific gravity of Labradorite is 3.65-4.55 whereas that of Gahnospinel is 3.65-4.55.