Phosphophyllite and Rhodochrosite Physical Properties

Phosphophyllite

Rhodochrosite

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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

3.07-3.133.0-3.3

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Uneven

Uneven, Conchoidal, Conchoidal to uneven, Brittle

1.6 Cleavage

{100} Perfect, {010} Distinct, {102} Distinct

On {10 1 1} perfect; parting on {10 1 2}

1.7 Mohs Hardness

3-3.53.5-4

2 10

1.8 Chemical Composition

Zn 2(Fe2+ ,Mn2+ )(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

MnCO₃

Phosphophyllite and Rhodochrosite Chemical Formula

While comparing Phosphophyllite and Rhodochrosite 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 Phosphophyllite and Rhodochrosite chemical formula.

Chemical formula of Phosphophyllite- Zn 2(Fe2+ ,Mn2+ )(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Rhodochrosite- MnCO₃

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Phosphophyllite and Rhodochrosite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Phosphophyllite and Rhodochrosite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Phosphophyllite and Rhodochrosite Optical Properties during the identification of gemstone. Specific gravity of Phosphophyllite is 3.0-3.3 whereas that of Rhodochrosite is 3.0-3.3.