Friedelite and Fluorapatite Physical Properties

Friedelite

Fluorapatite

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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

3.06-3.193.1-3.25

1 7.18

1.5 Fracture

UnevenArthur Thomas, Gemstones (2009) Tough, UnevenArthur Thomas, Gemstones (2009) Tough, Brittle, Uneven

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

1.6 Cleavage

{010} Perfect

Indistinct

1.7 Mohs Hardness

4-55

2 10

1.8 Chemical Composition

Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

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

Friedelite and Fluorapatite Chemical Formula

While comparing Friedelite 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 Friedelite and Fluorapatite chemical formula.

Chemical formula of Friedelite- Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.
Chemical formula of Fluorapatite- Ca 5(PO 4) 3FAnthony et al , Handbook of mineralogy (2001)

Compare Red Gemstones

Friedelite Vs Hibonite

Friedelite Vs Hydrogrossular

Friedelite Vs Imperial Topaz

Friedelite and Fluorapatite Specific Gravity

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