Charlesite and Fluorapatite Physical Properties

Charlesite

Fluorapatite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

1.793.1-3.25

1 7.18

1.5 Fracture

Irregular/uneven, Brittle, Metallic

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

1.6 Cleavage

Perfect on {10bar10}

Indistinct

1.7 Mohs Hardness

2.55

2 10

1.8 Chemical Composition

Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12•26(H2O)

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

Charlesite and Fluorapatite Chemical Formula

While comparing Charlesite and Fluorapatite 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 Charlesite and Fluorapatite chemical formula.

Chemical formula of Charlesite- Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12•26(H2O)
Chemical formula of Fluorapatite- Ca 5(PO 4) 3FAnthony et al , Handbook of mineralogy (2001)

Compare Yellow Gemstones

Charlesite Vs Hauyne

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Charlesite Vs Kainite

Charlesite and Fluorapatite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Charlesite and Fluorapatite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Charlesite and Fluorapatite Optical Properties during the identification of gemstone. Specific gravity of Charlesite is 3.1-3.25 whereas that of Fluorapatite is 3.1-3.25.