Cavansite and Nosean Physical Properties

Cavansite

Nosean

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.25-2.332.30-2.40

1 7.18

1.5 Fracture

Brittle, Metallic, Brittle, Metallic

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

1.6 Cleavage

Good on {010}

{110} Perfect

1.7 Mohs Hardness

3-4Not Available

2 10

1.8 Chemical Composition

Ca(VO)Si4O10•4(H2O)

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

Cavansite and Nosean Chemical Formula

While comparing Cavansite 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 Cavansite and Nosean chemical formula.

Chemical formula of Cavansite- Ca(VO)Si4O10•4(H2O)
Chemical formula of Nosean- Na 8Al 6Si 6O 24(SO 4) · H 2OAnthony et al , Handbook of Mineralogy (2001)

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Cavansite and Nosean Specific Gravity

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