Sheen Obsidian and Anthophyllite Physical Properties

Sheen Obsidian

Anthophyllite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.33-2.502.9-3.5

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

Conchoidal, Brittle, Conchoidal, Brittle, Conchoidal, Brittle

1.6 Cleavage

Not Available

{110} Perfect, {???} Distinct, {???} Distinct

1.7 Mohs Hardness

5-5.55.5-6

2 10

1.8 Chemical Composition

Not Available

(Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)

Sheen Obsidian and Anthophyllite Chemical Formula

While comparing Sheen Obsidian and Anthophyllite 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 Sheen Obsidian and Anthophyllite chemical formula.

Chemical formula of Anthophyllite- (Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)

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Sheen Obsidian and Anthophyllite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sheen Obsidian and Anthophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sheen Obsidian and Anthophyllite Optical Properties during the identification of gemstone. Specific gravity of Sheen Obsidian is 2.9-3.5 whereas that of Anthophyllite is 2.9-3.5.