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Flint
Flint

Goethite
Goethite



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Flint
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Goethite

Flint and Goethite Physical Properties

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Physical Properties

Tenacity

-
-

Solubility

-
HCl soluble

Durability

-
-

Specific Gravity

-99994.27-4.29
1 7.18
👆🏻

Fracture

Uneven
Uneven

Cleavage

None
Perfect {010}

Mohs Hardness

-99995-5.5
2 10
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Chemical Composition

SiO2
FeO(OH)Arthur Thomas , Gemstones (2009)

Flint and Goethite Chemical Formula

While comparing Flint and Goethite 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 Flint and Goethite chemical formula.

  • Chemical formula of Flint- SiO2
  • Chemical formula of Goethite- FeO(OH)Arthur Thomas , Gemstones (2009)

Flint and Goethite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Flint and Goethite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Flint and Goethite Optical Properties during the identification of gemstone. Specific gravity of Flint is 4.27-4.29 whereas that of Goethite is 4.27-4.29.