Gedrite and Glaucophane Physical Properties

Gedrite

Glaucophane

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.15-3.259

3-3.15

1.5 Fracture

Not Available

Conchoidal, Brittle, Conchoidal

1.6 Cleavage

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

Good on [110] and on [001]

1.7 Mohs Hardness

5.5-6

6.0-6.5

1.8 Chemical Composition

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

[ ]Na2(Mg3Al2)Si8O22(OH)2

Gedrite and Glaucophane Chemical Formula

While comparing Gedrite and Glaucophane 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 Glaucophane 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 Glaucophane- [ ]Na2(Mg3Al2)Si8O22(OH)2

Compare Brown Gemstones

Gedrite Vs Jacobsite

Gedrite Vs Hessonite

Gedrite Vs Hibonite

Gedrite and Glaucophane Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gedrite and Glaucophane Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gedrite and Glaucophane Optical Properties during the identification of gemstone. Specific gravity of Gedrite is 3-3.15 whereas that of Glaucophane is 3-3.15.

Brown Gemstones

Glass

Goethite

Goldstone

Grossular

Hessonite

Hibonite