Magnetite and Boulder Opal Physical Properties

Magnetite

Boulder Opal

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

5.2

1.98-2.25

1.5 Fracture

Uneven, Uneven, Management Team (2012), Conchoidal, Brittle

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

None

Not Available

1.7 Mohs Hardness

5.5-6.5

5-6.5

1.8 Chemical Composition

Fe 3O 4Ulrich Henn and Claudio C.

SiO 2 + H 2OUlrich Henn and Claudio C.

Magnetite and Boulder Opal Chemical Formula

While comparing Magnetite and Boulder Opal 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 Magnetite and Boulder Opal chemical formula.

Chemical formula of Magnetite- Fe 3O 4Ulrich Henn and Claudio C.
Chemical formula of Boulder Opal- SiO 2 + H 2OUlrich Henn and Claudio C.

Compare Brown Gemstones

Magnetite Vs Mimetite

Magnetite Vs Microlite

Magnetite Vs Mohawkite

Magnetite and Boulder Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Magnetite and Boulder Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Magnetite and Boulder Opal Optical Properties during the identification of gemstone. Specific gravity of Magnetite is 1.98-2.25 whereas that of Boulder Opal is 1.98-2.25.

Brown Gemstones

Manganaxinite

Marble

Marialite

Mellite

Microlite

Mimetite