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Pearl
Pearl

Nosean
Nosean



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Pearl and Nosean Physical Properties

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1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.60-2.85
2.30-2.40
1.5 Fracture
Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
1.6 Cleavage
none
{110} Perfect
1.7 Mohs Hardness
2.5-4.5
Not Available
1.8 Chemical Composition
Not Available
Na 8Al 6Si 6O 24(SO 4) · H 2OAnthony et al , Handbook of Mineralogy (2001)

Pearl and Nosean Chemical Formula

While comparing Pearl and Nosean 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 Nosean chemical formula.

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  • Chemical formula of Nosean- Na 8Al 6Si 6O 24(SO 4) · H 2OAnthony et al , Handbook of Mineralogy (2001)

Pearl and Nosean Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pearl and Nosean Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pearl and Nosean Optical Properties during the identification of gemstone. Specific gravity of Pearl is 2.30-2.40 whereas that of Nosean is 2.30-2.40.