Mellite and Friedelite Physical Properties

Mellite

Friedelite

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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

1.58-1.603.06-3.19

1 7.18

1.5 Fracture

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

UnevenArthur Thomas, Gemstones (2009) Tough, UnevenArthur Thomas, Gemstones (2009) Tough, Brittle, Uneven

1.6 Cleavage

{011} Imperfect

{010} Perfect

1.7 Mohs Hardness

24-5

2 10

1.8 Chemical Composition

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

Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

Mellite and Friedelite Chemical Formula

While comparing Mellite and Friedelite 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 Friedelite chemical formula.

Chemical formula of Mellite- Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.
Chemical formula of Friedelite- Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

Compare Brown Gemstones

Mellite Vs Narsarsukite

Mellite Vs Mother of Pearl

Mellite Vs Morion

Mellite and Friedelite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Mellite and Friedelite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Mellite and Friedelite Optical Properties during the identification of gemstone. Specific gravity of Mellite is 3.06-3.19 whereas that of Friedelite is 3.06-3.19.