Mellite and Creedite Physical Properties

Mellite

Creedite

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

1.58-1.602.70

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

{011} Imperfect

Perfect on {100}

1.7 Mohs Hardness

24.5

2 10

1.8 Chemical Composition

Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.

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

Mellite and Creedite Chemical Formula

While comparing Mellite 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 Mellite and Creedite chemical formula.

Chemical formula of Mellite- Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.
Chemical formula of Creedite- Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.

Compare Brown Gemstones

Mellite Vs Morion

Mellite Vs Narsarsukite

Mellite Vs Mother of Pearl

Mellite and Creedite Specific Gravity

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