Amazonite and Agrellite Physical Properties

Amazonite

Agrellite

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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

2.55-2.572.88

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

Not Available

1.6 Cleavage

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

perfect [110]

1.7 Mohs Hardness

6-6.55.5

2 10

1.8 Chemical Composition

KAlSi₃O₈

NaCa2Si4O10F

Amazonite and Agrellite Chemical Formula

While comparing Amazonite and Agrellite 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 Amazonite and Agrellite chemical formula.

Chemical formula of Amazonite- KAlSi₃O₈
Chemical formula of Agrellite- NaCa2Si4O10F

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Amazonite and Agrellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Amazonite and Agrellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amazonite and Agrellite Optical Properties during the identification of gemstone. Specific gravity of Amazonite is 2.88 whereas that of Agrellite is 2.88.