Fluorapatite and Beryllonite Physical Properties

Fluorapatite

Beryllonite

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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

3.1-3.252.79-2.87

1 7.18

1.5 Fracture

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

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal

1.6 Cleavage

Indistinct

{010} perfect; {100} good, interrupted; {101} indistinct; {001} in traces

1.7 Mohs Hardness

55.5-6

2 10

1.8 Chemical Composition

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

NaBePO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Fluorapatite and Beryllonite Chemical Formula

While comparing Fluorapatite and Beryllonite 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 Beryllonite chemical formula.

Chemical formula of Fluorapatite- Ca 5(PO 4) 3FAnthony et al , Handbook of mineralogy (2001)
Chemical formula of Beryllonite- NaBePO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Blue Gemstones

Fluorapatite Vs Heliodor Golden Beryl

Fluorapatite Vs Hibonite

Fluorapatite Vs Hackmanite

Fluorapatite and Beryllonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fluorapatite and Beryllonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fluorapatite and Beryllonite Optical Properties during the identification of gemstone. Specific gravity of Fluorapatite is 2.79-2.87 whereas that of Beryllonite is 2.79-2.87.