Pleonaste and Cavansite Physical Properties

Pleonaste

Cavansite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.802.25-2.33

1 7.18

1.5 Fracture

Not Available

Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

Not Available

Good on {010}

1.7 Mohs Hardness

83-4

2 10

1.8 Chemical Composition

(Mg,Fe)Al 2O 4Gemdat.org , Management Team (2012)

Ca(VO)Si4O10•4(H2O)

Pleonaste and Cavansite Chemical Formula

While comparing Pleonaste and Cavansite 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 Pleonaste and Cavansite chemical formula.

Chemical formula of Pleonaste- (Mg,Fe)Al 2O 4Gemdat.org , Management Team (2012)
Chemical formula of Cavansite- Ca(VO)Si4O10•4(H2O)

Compare Blue Gemstones

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Pleonaste and Cavansite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pleonaste and Cavansite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pleonaste and Cavansite Optical Properties during the identification of gemstone. Specific gravity of Pleonaste is 2.25-2.33 whereas that of Cavansite is 2.25-2.33.