Phosphosiderite and Mellite Physical Properties

Phosphosiderite

Mellite

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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

2.74-2.761.58-1.60

1 7.18

1.5 Fracture

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

ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle

1.6 Cleavage

{010} Perfect, {001} Distinct

{011} Imperfect

1.7 Mohs Hardness

3.5-42

2 10

1.8 Chemical Composition

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

Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.

Phosphosiderite and Mellite Chemical Formula

While comparing Phosphosiderite and Mellite 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 Mellite chemical formula.

Chemical formula of Phosphosiderite- Fe3+ PO 4 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)
Chemical formula of Mellite- Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.

Compare Blue Gemstones

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Phosphosiderite and Mellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Phosphosiderite and Mellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Phosphosiderite and Mellite Optical Properties during the identification of gemstone. Specific gravity of Phosphosiderite is 1.58-1.60 whereas that of Mellite is 1.58-1.60.