Siderite and Scheelite Physical Properties

Siderite

Scheelite

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Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

3.83-3.895.9-6.3

1 7.18

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Fracture

Uneven, Conchoidal

Conchoidal, Uneven

Cleavage

Perfect on {01 1 1}

On {101}, distinct; on {112}, interrupted; on {001}, indistinct

Mohs Hardness

3.5-4.54.5-5

2 10

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Chemical Composition

Fe2+ CO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Siderite and Scheelite Chemical Formula

While comparing Siderite and Scheelite 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 Siderite and Scheelite chemical formula.

Chemical formula of Siderite- Fe2+ CO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Scheelite- CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Siderite and Scheelite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Siderite and Scheelite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Siderite and Scheelite Optical Properties during the identification of gemstone. Specific gravity of Siderite is 5.9-6.3 whereas that of Scheelite is 5.9-6.3.