Fuchsite and Shigaite Physical Properties

Fuchsite

Shigaite

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1 Physical Properties

1.1 Tenacity

Not Available

Moderately ﬂexible

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.77-2.882.32

1 7.18

1.5 Fracture

Uneven

Flexible Flexible fragments.

1.6 Cleavage

Perfect basal

Perfect on {0001}

1.7 Mohs Hardness

2.52

2 10

1.8 Chemical Composition

K(Al,Cr) 3Si 3O 10(OH) 2Gemdat.org , Management Team (2012)

Not Available

Fuchsite and Shigaite Chemical Formula

While comparing Fuchsite and Shigaite 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 Fuchsite and Shigaite chemical formula.

Chemical formula of Fuchsite- K(Al,Cr) 3Si 3O 10(OH) 2Gemdat.org , Management Team (2012)

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Fuchsite and Shigaite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fuchsite and Shigaite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fuchsite and Shigaite Optical Properties during the identification of gemstone. Specific gravity of Fuchsite is 2.32 whereas that of Shigaite is 2.32.