Iddingsite and Labradorite Physical Properties

Iddingsite

Labradorite

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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

2.5-2.82.69-2.72

1 7.18

1.5 Fracture

Not Available

Uneven, Conchoidal, Gems, Sixth Edition (2006)

1.6 Cleavage

{???} Perfect

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

1.7 Mohs Hardness

36-6.5

2 10

1.8 Chemical Composition

MgO.Fe2O3.3SiO2•4(H2O)

(Na,Ca)_1-2Si_3-2O₈

Iddingsite and Labradorite Chemical Formula

While comparing Iddingsite 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 Iddingsite and Labradorite chemical formula.

Chemical formula of Iddingsite- MgO.Fe2O3.3SiO2•4(H2O)
Chemical formula of Labradorite- (Na,Ca)_1-2Si_3-2O₈

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Iddingsite and Labradorite Specific Gravity

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