Gedrite and Amazonite Physical Properties

Gedrite

Amazonite

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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

3.15-3.2592.55-2.57

1 7.18

1.5 Fracture

Not Available

Uneven, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

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

2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal

1.7 Mohs Hardness

5.5-66-6.5

2 10

1.8 Chemical Composition

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

KAlSi₃O₈

Gedrite and Amazonite Chemical Formula

While comparing Gedrite and Amazonite 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 Amazonite 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 Amazonite- KAlSi₃O₈

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Gedrite and Amazonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gedrite and Amazonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gedrite and Amazonite Optical Properties during the identification of gemstone. Specific gravity of Gedrite is 2.55-2.57 whereas that of Amazonite is 2.55-2.57.