Nosean and Demantoid Physical Properties

Nosean

Demantoid

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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

2.30-2.403.77-3.95

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

{110} Perfect

Not Available

1.7 Mohs Hardness

Not Available6.5

2 10

1.8 Chemical Composition

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

Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.

Nosean and Demantoid Chemical Formula

While comparing Nosean and Demantoid 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 Demantoid chemical formula.

Chemical formula of Nosean- Na 8Al 6Si 6O 24(SO 4) · H 2OAnthony et al , Handbook of Mineralogy (2001)
Chemical formula of Demantoid- Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.

Compare Blue Gemstones

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Nosean Vs Powellite

Nosean Vs Phosphosiderite

Nosean and Demantoid Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nosean and Demantoid Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nosean and Demantoid Optical Properties during the identification of gemstone. Specific gravity of Nosean is 3.77-3.95 whereas that of Demantoid is 3.77-3.95.