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Phosphosiderite
Phosphosiderite

Legrandite
Legrandite



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Phosphosiderite
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Legrandite

Phosphosiderite and Legrandite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.74-2.76
Uneven
{010} Perfect, {001} Distinct
3.5-4
Fe3+ PO 4 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)
 
Brittle
-
-
3.98-4.04
Conchoidal
Imperfect, poor one {100}
4.5-5
Zn 2(AsO 4)(OH) · H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Phosphosiderite and Legrandite Chemical Formula

While comparing Phosphosiderite and Legrandite 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 Phosphosiderite and Legrandite chemical formula.

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Phosphosiderite and Legrandite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Phosphosiderite and Legrandite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Phosphosiderite Vs Legrandite during the identification of gemstone. Specific gravity of Phosphosiderite is whereas that of Legrandite is .