Nosean and Gypsum Physical Properties

Nosean

Gypsum

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1 Physical Properties

1.1 Tenacity

Not Available

Flexible

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.30-2.402.20-2.40

1 7.18

1.5 Fracture

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

Conchoidal, Splintery, Fibrous, UnevenArthur Thomas, Gemstones (2009)

1.6 Cleavage

{110} Perfect

Perfect on {010}, distinct on {100}

1.7 Mohs Hardness

Not Available2

2 10

1.8 Chemical Composition

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

CaSO 4 -2(H 2O)Arthur Thomas , Gemstones (2009)

Nosean and Gypsum Chemical Formula

While comparing Nosean and Gypsum 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 Nosean and Gypsum chemical formula.

Chemical formula of Nosean- Na 8Al 6Si 6O 24(SO 4) · H 2OAnthony et al , Handbook of Mineralogy (2001)
Chemical formula of Gypsum- CaSO 4 -2(H 2O)Arthur Thomas , Gemstones (2009)

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Nosean and Gypsum Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nosean and Gypsum Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nosean and Gypsum Optical Properties during the identification of gemstone. Specific gravity of Nosean is 2.20-2.40 whereas that of Gypsum is 2.20-2.40.