Whitlockite and Rosasite Physical Properties

Whitlockite

Rosasite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Effervesces in cold

1.3 Durability

Not Available

1.4 Specific Gravity

3.124-4.2

1 7.18

1.5 Fracture

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

Splintery

1.6 Cleavage

None

Perfect on {100} and {010}

1.7 Mohs Hardness

Not Available4

2 10

1.8 Chemical Composition

Ca 9(Mg,Fe2+ )(PO 4) 6(PO 3OH)Anthony et al , Handbook of mineralogy (2001)

Not Available

Whitlockite and Rosasite Chemical Formula

While comparing Whitlockite and Rosasite 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 Whitlockite and Rosasite chemical formula.

Chemical formula of Whitlockite- Ca 9(Mg,Fe2+ )(PO 4) 6(PO 3OH)Anthony et al , Handbook of mineralogy (2001)

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Whitlockite and Rosasite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Whitlockite and Rosasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Whitlockite and Rosasite Optical Properties during the identification of gemstone. Specific gravity of Whitlockite is 4-4.2 whereas that of Rosasite is 4-4.2.