Sard and Johachidolite Physical Properties

Sard

Johachidolite

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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

2.58-2.633.45

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

Not Available

None

1.7 Mohs Hardness

6.5-77.5

2 10

1.8 Chemical Composition

SiO 2Ulrich Henn and Claudio C.

CaAlB 3O 7Michael OâDonoghue , Gems, Sixth Edition (2006)

Sard and Johachidolite Chemical Formula

While comparing Sard and Johachidolite 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 Johachidolite chemical formula.

Chemical formula of Sard- SiO 2Ulrich Henn and Claudio C.
Chemical formula of Johachidolite- CaAlB 3O 7Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Blue Gemstones

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Sard Vs Sodalite

Sard Vs Spinel

Sard and Johachidolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sard and Johachidolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sard and Johachidolite Optical Properties during the identification of gemstone. Specific gravity of Sard is 3.45 whereas that of Johachidolite is 3.45.