Fluorapatite and Anthophyllite Physical Properties

Fluorapatite

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

3.1-3.252.9-3.5

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001)

Conchoidal, Brittle, Conchoidal, Brittle, Conchoidal, Brittle

1.6 Cleavage

Indistinct

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

1.7 Mohs Hardness

55.5-6

2 10

1.8 Chemical Composition

Ca 5(PO 4) 3FAnthony et al , Handbook of mineralogy (2001)

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

Fluorapatite and Anthophyllite Chemical Formula

While comparing Fluorapatite 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 Fluorapatite and Anthophyllite chemical formula.

Chemical formula of Fluorapatite- Ca 5(PO 4) 3FAnthony et al , Handbook of mineralogy (2001)
Chemical formula of Anthophyllite- (Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)

Compare Blue Gemstones

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Fluorapatite Vs Hackmanite

Fluorapatite Vs Hibonite

Fluorapatite and Anthophyllite Specific Gravity

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