Nosean and Erythrite Physical Properties

Nosean

Erythrite

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1 Physical Properties

1.1 Tenacity

Not Available

Sectile

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.30-2.403.06

1 7.18

1.5 Fracture

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

Sectile Curved shavings or scrapings produced by a knife blade, (e.g. graphite).

1.6 Cleavage

{110} Perfect

Perfect on {010}; poor on {100} and { 1 02}.

1.7 Mohs Hardness

Not AvailableNot Available

2 10

1.8 Chemical Composition

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

Co3(AsO4)2•8(H2O)

Nosean and Erythrite Chemical Formula

While comparing Nosean and Erythrite 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 Erythrite chemical formula.

Chemical formula of Nosean- Na 8Al 6Si 6O 24(SO 4) · H 2OAnthony et al , Handbook of Mineralogy (2001)
Chemical formula of Erythrite- Co3(AsO4)2•8(H2O)

Compare Blue Gemstones

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Nosean Vs Pleonaste

Nosean Vs Powellite

Nosean and Erythrite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nosean and Erythrite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nosean and Erythrite Optical Properties during the identification of gemstone. Specific gravity of Nosean is 3.06 whereas that of Erythrite is 3.06.