Pyrope and Gedrite Physical Properties

Pyrope

Gedrite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

insoluble in water

3.62-3.87

Conchoidal

None

7-7.5

Mg 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

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)

Pyrope and Gedrite Chemical Formula

While comparing Pyrope and Gedrite 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 Pyrope and Gedrite chemical formula.

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Pyrope and Gedrite Specific Gravity

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