Gedrite and Riebeckite Physical Properties

Gedrite

Riebeckite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

3.15-3.259

Gedrite Magnesiogedrite , Comments: Dark gray cleavage fragment of magnesiogedrite (gedrite). , Location: Bamble, Telemark, Norway. , Scale: See Image.

5.5-6

(Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)

Brittle

3.28-3.44

Uneven, Splintery

Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}

5.0-6.0

Na2Fe2+3Fe3+2Si8O22(OH)2

Gedrite and Riebeckite Chemical Formula

While comparing Gedrite and Riebeckite 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 Gedrite and Riebeckite chemical formula.

Compare Brown Gemstones

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Gedrite Vs Mellite

Gedrite and Riebeckite Specific Gravity

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