Astrophyllite and Fuchsite Physical Properties

Astrophyllite

Fuchsite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

3.2-3.4

Uneven

Perfect on [001] imperfect on [100]

(K,Na) 3(Fe2+ ,Mn) 7Ti 2Si 8O 24(O,OH) 7Anthony et al , Handbook of mineralogy (2001)

2.77-2.88

Uneven

Perfect basal

2.5

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

Astrophyllite and Fuchsite Chemical Formula

While comparing Astrophyllite and Fuchsite 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 Astrophyllite and Fuchsite chemical formula.

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Astrophyllite and Fuchsite Specific Gravity

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