Shigaite and Serendibite Physical Properties

Shigaite

Serendibite

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1 Physical Properties

1.1 Tenacity

Moderately ﬂexible

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.323.43-3.44

1 7.18

1.5 Fracture

Flexible Flexible fragments.

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)

1.6 Cleavage

Perfect on {0001}

None Observed

1.7 Mohs Hardness

26.5-7

2 10

1.8 Chemical Composition

Not Available

Ca 2(Mg,Al) 6(Si,Al,B) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Shigaite and Serendibite Chemical Formula

While comparing Shigaite and Serendibite 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 Shigaite and Serendibite chemical formula.

Chemical formula of Serendibite- Ca 2(Mg,Al) 6(Si,Al,B) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Shigaite and Serendibite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Shigaite and Serendibite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Shigaite and Serendibite Optical Properties during the identification of gemstone. Specific gravity of Shigaite is 3.43-3.44 whereas that of Serendibite is 3.43-3.44.