Fluorite and Labradorite Physical Properties

Fluorite

Labradorite

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Physical Properties

Tenacity

Brittle

Solubility

slightly water soluble and in hot hydrochloric acid

Durability

Specific Gravity

3.00-3.252.69-2.72

1 7.18

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Fracture

Subconchoidal, Uneven, ConchoidalWalter Schumann

Uneven, Conchoidal

Cleavage

Octahedral, perfect on {111}, parting on {011}

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

Mohs Hardness

46-6.5

2 10

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Chemical Composition

CaF₂

(Na,Ca)_1-2Si_3-2O₈

Fluorite and Labradorite Chemical Formula

While comparing Fluorite 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 Fluorite and Labradorite chemical formula.

Chemical formula of Fluorite- CaF₂
Chemical formula of Labradorite- (Na,Ca)_1-2Si_3-2O₈

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Fluorite and Labradorite Specific Gravity

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