Creedite and Marialite Physical Properties

Creedite

Marialite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.702.50

1 7.18

1.5 Fracture

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

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

1.6 Cleavage

Perfect on {100}

Distinct on {100} and {110}

1.7 Mohs Hardness

4.55.5-6

2 10

1.8 Chemical Composition

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

3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)

Creedite and Marialite Chemical Formula

While comparing Creedite and Marialite 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 Creedite and Marialite chemical formula.

Chemical formula of Creedite- Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.
Chemical formula of Marialite- 3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)

Compare Colorless Gems

Creedite Vs Dravite

Creedite Vs Diaspore

Creedite Vs Diopside

Creedite and Marialite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Creedite and Marialite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Creedite and Marialite Optical Properties during the identification of gemstone. Specific gravity of Creedite is 2.50 whereas that of Marialite is 2.50.