Pearl and Anthophyllite Physical Properties

Pearl

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

2.60-2.85

2.9-3.5

1.5 Fracture

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

Conchoidal, Brittle, Conchoidal, Brittle, Conchoidal, Brittle

1.6 Cleavage

none

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

1.7 Mohs Hardness

2.5-4.5

5.5-6

1.8 Chemical Composition

Not Available

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

Pearl and Anthophyllite Chemical Formula

While comparing Pearl 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 Pearl 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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Pearl and Anthophyllite Specific Gravity

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