Shigaite and Pearl Physical Properties

Shigaite

Pearl

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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

2.322.60-2.85

1 7.18

1.5 Fracture

Flexible Flexible fragments.

Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

Perfect on {0001}

none

1.7 Mohs Hardness

22.5-4.5

2 10

1.8 Chemical Composition

Not Available

Shigaite and Pearl Chemical Formula

While comparing Shigaite and Pearl 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 Pearl chemical formula.

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Shigaite and Pearl Specific Gravity

Another important criteria for qualitative analysis of gemstones is Shigaite and Pearl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Shigaite and Pearl Optical Properties during the identification of gemstone. Specific gravity of Shigaite is 2.60-2.85 whereas that of Pearl is 2.60-2.85.