Gedrite and Fluorapatite Physical Properties

Gedrite

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

3.15-3.2593.1-3.25

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Gedrite Magnesiogedrite , Comments: Dark gray cleavage fragment of magnesiogedrite (gedrite). , Location: Bamble, Telemark, Norway. , Scale: See Image.

Indistinct

1.7 Mohs Hardness

5.5-65

2 10

1.8 Chemical Composition

(Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)

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

Gedrite and Fluorapatite Chemical Formula

While comparing Gedrite 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 Gedrite and Fluorapatite chemical formula.

Chemical formula of Gedrite- (Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Fluorapatite- Ca 5(PO 4) 3FAnthony et al , Handbook of mineralogy (2001)

Compare Brown Gemstones

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Gedrite Vs Hibonite

Gedrite Vs Jacobsite

Gedrite and Fluorapatite Specific Gravity

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