Anthophyllite and Andesine Physical Properties

Anthophyllite

Andesine

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.9-3.52.65-2.69

1 7.18

1.5 Fracture

Conchoidal, Brittle, Conchoidal, Brittle, Conchoidal, Brittle

Uneven, Uneven, Conchoidal, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

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

Perfect on {001}, good on {010}

1.7 Mohs Hardness

5.5-66-6.5

2 10

1.8 Chemical Composition

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

(Na,Ca)Al_1-2Si_3-2O₈

Anthophyllite and Andesine Chemical Formula

While comparing Anthophyllite and Andesine 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 Anthophyllite and Andesine chemical formula.

Chemical formula of Anthophyllite- (Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Andesine- (Na,Ca)Al_1-2Si_3-2O₈

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Anthophyllite and Andesine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Anthophyllite and Andesine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Anthophyllite and Andesine Optical Properties during the identification of gemstone. Specific gravity of Anthophyllite is 2.65-2.69 whereas that of Andesine is 2.65-2.69.