Beudantite and Gedrite Physical Properties

Beudantite

Gedrite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

4.483.15-3.259

1 7.18

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Fracture

Cleavage

distinct; good on {0001}

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

Mohs Hardness

3.5-4.55.5-6

2 10

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Chemical Composition

PbFe+++3(AsO4)(SO4)(OH)6

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

Beudantite and Gedrite Chemical Formula

While comparing Beudantite 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 Beudantite and Gedrite chemical formula.

Chemical formula of Beudantite- PbFe+++3(AsO4)(SO4)(OH)6
Chemical formula of Gedrite- (Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)

Compare Green Gemstones

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Beudantite and Gedrite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Beudantite and Gedrite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Beudantite and Gedrite Optical Properties during the identification of gemstone. Specific gravity of Beudantite is 3.15-3.259 whereas that of Gedrite is 3.15-3.259.