Garnet and Goethite Physical Properties

Garnet

Goethite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

HCl soluble

1.3 Durability

Not Available

1.4 Specific Gravity

3.55-4.334.27-4.29

1 7.18

1.5 Fracture

Conchoidal, Uneven

Uneven, torn surfaces, (e.g. fractured metals)., Uneven, Gemstones (2009), torn surfaces, (e.g. fractured metals).

1.6 Cleavage

Indistinct

Perfect {010}

1.7 Mohs Hardness

6.5-7.55-5.5

2 10

1.8 Chemical Composition

Garnet is a series of several different minerals with unique chemical formulas.

FeO(OH)Arthur Thomas , Gemstones (2009)

Garnet and Goethite Chemical Formula

While comparing Garnet 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 Garnet and Goethite chemical formula.

Chemical formula of Garnet- Garnet is a series of several different minerals with unique chemical formulas.
Chemical formula of Goethite- FeO(OH)Arthur Thomas , Gemstones (2009)

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Garnet and Goethite Specific Gravity

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