Shigaite and Quartz Physical Properties

Shigaite

Quartz

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1 Physical Properties

1.1 Tenacity

Moderately ﬂexible

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.322.65

1 7.18

1.5 Fracture

Flexible Flexible fragments.

Conchoidal, Conchoidal, Brittle, Gems

1.6 Cleavage

Perfect on {0001}

{0110} Indistinct

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

Not Available

SiO₂

Shigaite and Quartz Chemical Formula

While comparing Shigaite and Quartz 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 Quartz chemical formula.

Chemical formula of Quartz- SiO₂

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Shigaite and Quartz Specific Gravity

Another important criteria for qualitative analysis of gemstones is Shigaite and Quartz Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Shigaite and Quartz Optical Properties during the identification of gemstone. Specific gravity of Shigaite is 2.65 whereas that of Quartz is 2.65.