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Shigaite
Shigaite

Fluorapatite
Fluorapatite



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Shigaite
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Fluorapatite

Shigaite and Fluorapatite Physical Properties

1 Physical Properties
1.1 Tenacity
Moderately flexible
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.323.1-3.25
Amber
1 7.18
1.5 Fracture
Flexible Flexible fragments.
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001)
1.6 Cleavage
Perfect on {0001}
Indistinct
1.7 Mohs Hardness
25
Amber
2 10
1.8 Chemical Composition
Not Available
Ca 5(PO 4) 3FAnthony et al , Handbook of mineralogy (2001)

Shigaite and Fluorapatite Chemical Formula

While comparing Shigaite 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 Shigaite and Fluorapatite chemical formula.

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  • Chemical formula of Fluorapatite- Ca 5(PO 4) 3FAnthony et al , Handbook of mineralogy (2001)

Shigaite and Fluorapatite Specific Gravity

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