Gedrite and Chrysoberyl Physical Properties

Gedrite

Chrysoberyl

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Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

3.15-3.2593.69-3.81

1 7.18

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Fracture

Uneven, Conchoidal to uneven, ConchoidalWalter Schumann

Cleavage

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

Distinct on {110}, imperfect on {010}, poor on {001}

Mohs Hardness

5.5-68.5

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)

BeAl ₂ O ₄

Gedrite and Chrysoberyl Chemical Formula

While comparing Gedrite and Chrysoberyl 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 Chrysoberyl 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 Chrysoberyl- BeAl ₂ O ₄

Compare Brown Gemstones

Gedrite Vs Magnetite

Gedrite Vs Manganaxinite

Gedrite Vs Mellite

Gedrite and Chrysoberyl Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gedrite and Chrysoberyl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gedrite and Chrysoberyl Optical Properties during the identification of gemstone. Specific gravity of Gedrite is 3.69-3.81 whereas that of Chrysoberyl is 3.69-3.81.