Gedrite and Cavansite Physical Properties

Gedrite

Cavansite

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Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

3.15-3.2592.25-2.33

1 7.18

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Fracture

Cleavage

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

Good on {010}

Mohs Hardness

5.5-63-4

2 10

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Chemical Composition

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

Ca(VO)Si4O10•4(H2O)

Gedrite and Cavansite Chemical Formula

While comparing Gedrite and Cavansite 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 Cavansite chemical formula.

Chemical formula of Gedrite- (Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Cavansite- Ca(VO)Si4O10•4(H2O)

Compare Brown Gemstones

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Gedrite Vs Mellite

Gedrite and Cavansite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gedrite and Cavansite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gedrite and Cavansite Optical Properties during the identification of gemstone. Specific gravity of Gedrite is 2.25-2.33 whereas that of Cavansite is 2.25-2.33.