Eosphorite and Phosphosiderite Physical Properties

Eosphorite

Phosphosiderite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

3.05-3.082.74-2.76

1 7.18

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Fracture

Subconchoidal, Uneven, Conchoidal

Uneven

Cleavage

Poor on {100}

{010} Perfect, {001} Distinct

Mohs Hardness

53.5-4

2 10

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Chemical Composition

Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Fe3+ PO 4 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)

Eosphorite and Phosphosiderite Chemical Formula

While comparing Eosphorite and Phosphosiderite 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 Eosphorite and Phosphosiderite chemical formula.

Chemical formula of Eosphorite- Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Phosphosiderite- Fe3+ PO 4 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)

Compare Yellow Gemstones

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Eosphorite and Phosphosiderite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Eosphorite and Phosphosiderite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Eosphorite and Phosphosiderite Optical Properties during the identification of gemstone. Specific gravity of Eosphorite is 2.74-2.76 whereas that of Phosphosiderite is 2.74-2.76.