Anthophyllite and Moonstone Physical Properties

Anthophyllite

Moonstone

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

2.9-3.52.56-2.60

1 7.18

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Fracture

Conchoidal

Uneven, ConchoidalWalter Schumann

Cleavage

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

2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal

Mohs Hardness

5.5-66-6.5

2 10

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Chemical Composition

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

Plagioclase Feldspar s: (Na,Ca)Al_1-2Si_3-2O₈ Orthoclase Feldspar : KAlSi₃O₈

Anthophyllite and Moonstone Chemical Formula

While comparing Anthophyllite and Moonstone 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 Moonstone 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 Moonstone- Plagioclase Feldspar s: (Na,Ca)Al_1-2Si_3-2O₈ Orthoclase Feldspar : KAlSi₃O₈

Compare Brown Gemstones

Anthophyllite Vs Astrophyllite

Anthophyllite Vs Augite

Anthophyllite Vs Axinite

Anthophyllite and Moonstone Specific Gravity

Another important criteria for qualitative analysis of gemstones is Anthophyllite and Moonstone Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Anthophyllite and Moonstone Optical Properties during the identification of gemstone. Specific gravity of Anthophyllite is 2.56-2.60 whereas that of Moonstone is 2.56-2.60.