Verdite and Creedite Physical Properties

Verdite

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

2.80-3.02.70

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

{110} Good

Perfect on {100}

1.7 Mohs Hardness

34.5

2 10

1.8 Chemical Composition

NaFeS2•2(H2O)

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

Verdite and Creedite Chemical Formula

While comparing Verdite 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 Verdite and Creedite chemical formula.

Chemical formula of Verdite- NaFeS2•2(H2O)
Chemical formula of Creedite- Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.

Compare Blue Gemstones

Verdite Vs White Opal

Verdite Vs Zircon

Verdite Vs Yttrium Aluminium Garnet

Verdite and Creedite Specific Gravity

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