Realgar and Phosphosiderite Physical Properties

Realgar

Phosphosiderite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.562.74-2.76

1 7.18

1.5 Fracture

(e.g. graphite).

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

1.6 Cleavage

{010} Good

{010} Perfect, {001} Distinct

1.7 Mohs Hardness

Not Available3.5-4

2 10

1.8 Chemical Composition

AsSMichael OâDonoghue , Gems, Sixth Edition (2006)

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

Realgar and Phosphosiderite Chemical Formula

While comparing Realgar 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 Realgar and Phosphosiderite chemical formula.

Chemical formula of Realgar- AsSMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Phosphosiderite- Fe3+ PO 4 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)

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Realgar and Phosphosiderite Specific Gravity

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