Pearl and Alabaster Physical Properties

Pearl

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

2.60-2.852.30

1 7.18

1.5 Fracture

Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)

Not Available

1.6 Cleavage

none

Not Available

1.7 Mohs Hardness

2.5-4.52

2 10

1.8 Chemical Composition

Not Available

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

Pearl and Alabaster Chemical Formula

While comparing Pearl 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 Pearl and Alabaster chemical formula.

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

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Pearl and Alabaster Specific Gravity

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