Gedrite and Carnelian Physical Properties

Gedrite

Carnelian

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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

2.58-2.64

1.5 Fracture

Not Available

Uneven, Splintery, Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

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

Absent

1.7 Mohs Hardness

5.5-6

6.5-7

1.8 Chemical Composition

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

SiO₂

Gedrite and Carnelian Chemical Formula

While comparing Gedrite and Carnelian 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 Carnelian 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 Carnelian- SiO₂

Compare Brown Gemstones

Gedrite Vs Hessonite

Gedrite Vs Jacobsite

Gedrite Vs Hibonite

Gedrite and Carnelian Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gedrite and Carnelian Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gedrite and Carnelian Optical Properties during the identification of gemstone. Specific gravity of Gedrite is 2.58-2.64 whereas that of Carnelian is 2.58-2.64.

Brown Gemstones

Glass

Goethite

Goldstone

Grossular

Hessonite

Hibonite