Jet lignite and Alabaster Physical Properties

Jet lignite

Alabaster

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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

1.30-1.342.30

1 7.18

1.5 Fracture

Not Available

1.6 Cleavage

Not Available

1.7 Mohs Hardness

2.52

2 10

1.8 Chemical Composition

Not Available

CaSO 4 · 2H 2OWalter Schumann , Gemstones of the world (2001)

Jet lignite and Alabaster Chemical Formula

While comparing Jet lignite and Alabaster 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 Jet lignite and Alabaster chemical formula.

Chemical formula of Alabaster- CaSO 4 · 2H 2OWalter Schumann , Gemstones of the world (2001)

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Jet lignite and Alabaster Specific Gravity

Another important criteria for qualitative analysis of gemstones is Jet lignite and Alabaster Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jet lignite and Alabaster Optical Properties during the identification of gemstone. Specific gravity of Jet lignite is 2.30 whereas that of Alabaster is 2.30.