Sard and Amazonite Physical Properties

Sard

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

2.58-2.63

2.55-2.57

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

Uneven, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

Not Available

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

1.7 Mohs Hardness

6.5-7

6-6.5

1.8 Chemical Composition

SiO 2Ulrich Henn and Claudio C.

KAlSi₃O₈

Sard and Amazonite Chemical Formula

While comparing Sard 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 Sard and Amazonite chemical formula.

Chemical formula of Sard- SiO 2Ulrich Henn and Claudio C.
Chemical formula of Amazonite- KAlSi₃O₈

Compare Blue Gemstones

Sard Vs Sillimanite

Sard Vs Spinel

Sard Vs Sodalite

Sard and Amazonite Specific Gravity

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