Microcline and Creedite Physical Properties

Microcline

Creedite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.55-2.632.70

1 7.18

1.5 Fracture

Uneven, Uneven, Gems

Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

1.6 Cleavage

{001} Perfect, {010} Good

Perfect on {100}

1.7 Mohs Hardness

6-6.54.5

2 10

1.8 Chemical Composition

KAlSi 3O 8Arthur Thomas , Gemstones (2009)

Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.

Microcline and Creedite Chemical Formula

While comparing Microcline and Creedite 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 Microcline and Creedite chemical formula.

Chemical formula of Microcline- KAlSi 3O 8Arthur Thomas , Gemstones (2009)
Chemical formula of Creedite- Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.

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Microcline Vs Pearl

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Microcline and Creedite Specific Gravity

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