Phosphosiderite and Pyrargyrite Physical Properties

Phosphosiderite

Pyrargyrite

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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

2.74-2.765.85

1 7.18

1.5 Fracture

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

Conchoidal, Uneven, ConchoidalArthur Thomas, Brittle

1.6 Cleavage

{010} Perfect, {001} Distinct

Distinct on {10 1 1}, imperfect on {01 1 2}

1.7 Mohs Hardness

3.5-42.5-3

2 10

1.8 Chemical Composition

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

Ag 3SbS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Phosphosiderite and Pyrargyrite Chemical Formula

While comparing Phosphosiderite and Pyrargyrite 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 Pyrargyrite chemical formula.

Chemical formula of Phosphosiderite- Fe3+ PO 4 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)
Chemical formula of Pyrargyrite- Ag 3SbS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Phosphosiderite and Pyrargyrite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Phosphosiderite and Pyrargyrite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Phosphosiderite and Pyrargyrite Optical Properties during the identification of gemstone. Specific gravity of Phosphosiderite is 5.85 whereas that of Pyrargyrite is 5.85.