Calcite and Melanite Physical Properties

Calcite

Melanite

Add ⊕

1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.67-2.733.70-4.10

1 7.18

1.5 Fracture

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

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Perfect on [10 1 1] three directions with angle of 74° 55

Not Available

1.7 Mohs Hardness

36.5-7

2 10

1.8 Chemical Composition

CaCO 3Ulrich Henn and Claudio C.

Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Calcite and Melanite Chemical Formula

While comparing Calcite and Melanite 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 Calcite and Melanite chemical formula.

Chemical formula of Calcite- CaCO 3Ulrich Henn and Claudio C.
Chemical formula of Melanite- Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Compare Gems for Cancer » More

Calcite Vs Opal

Calcite Vs Ruby

Calcite Vs Pearl

» More

More Compare Gems for Cancer

Calcite and Melanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Calcite and Melanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Calcite and Melanite Optical Properties during the identification of gemstone. Specific gravity of Calcite is 3.70-4.10 whereas that of Melanite is 3.70-4.10.