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Tortoiseshell
Tortoiseshell

Vivianite
Vivianite



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Tortoiseshell
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Vivianite

Tortoiseshell and Vivianite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
1.25-1.352.64-2.70
Amber
1 7.18
1.5 Fracture
Not Available
(e.g. graphite).
1.6 Cleavage
Not Available
{010} Perfect
1.7 Mohs Hardness
Not AvailableNot Available
Amber
2 10
1.8 Chemical Composition
Not Available
Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.

Tortoiseshell and Vivianite Chemical Formula

While comparing Tortoiseshell and Vivianite 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 Tortoiseshell and Vivianite chemical formula.

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  • Chemical formula of Vivianite- Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.

Tortoiseshell and Vivianite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Tortoiseshell and Vivianite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tortoiseshell and Vivianite Optical Properties during the identification of gemstone. Specific gravity of Tortoiseshell is 2.64-2.70 whereas that of Vivianite is 2.64-2.70.