Friedelite and Gedrite Physical Properties

Friedelite

Gedrite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

3.06-3.19

Uneven

{010} Perfect

4-5

Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

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)

Friedelite and Gedrite Chemical Formula

While comparing Friedelite 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 Friedelite and Gedrite chemical formula.

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Friedelite and Gedrite Specific Gravity

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