Phosphosiderite and Watermelon Tourmaline Physical Properties

Phosphosiderite

Watermelon Tourmaline

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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)

2.90-3.40

Uneven, Conchoidal, Irregular

Indiscernible

7-7.5

Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.

Phosphosiderite and Watermelon Tourmaline Chemical Formula

While comparing Phosphosiderite and Watermelon Tourmaline 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 Watermelon Tourmaline chemical formula.

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Phosphosiderite and Watermelon Tourmaline Specific Gravity

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