Gedrite and Ammolite Physical Properties

Gedrite

Ammolite

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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

2.75-2.80

1.5 Fracture

Not Available

Uneven, Granular

1.6 Cleavage

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

no true cleavage

1.7 Mohs Hardness

5.5-6

1.8 Chemical Composition

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

Not Available

Gedrite and Ammolite Chemical Formula

While comparing Gedrite and Ammolite 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 Ammolite 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)

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Gedrite and Ammolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gedrite and Ammolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gedrite and Ammolite Optical Properties during the identification of gemstone. Specific gravity of Gedrite is 2.75-2.80 whereas that of Ammolite is 2.75-2.80.