Rubellite and Bayldonite Physical Properties

Rubellite

Bayldonite

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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

3.01-3.065.50

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

Uneven

1.6 Cleavage

Not Available

None

1.7 Mohs Hardness

7-7.54.5

2 10

1.8 Chemical Composition

Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.

(Cu,Zn)3Pb(AsO3OH)2(OH)2

Rubellite and Bayldonite Chemical Formula

While comparing Rubellite and Bayldonite 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 Rubellite and Bayldonite chemical formula.

Chemical formula of Rubellite- Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.
Chemical formula of Bayldonite- (Cu,Zn)3Pb(AsO3OH)2(OH)2

Compare Blue Gemstones

Rubellite Vs Scorzalite

Rubellite Vs Shattuckite

Rubellite Vs Serendibite

Rubellite and Bayldonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rubellite and Bayldonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rubellite and Bayldonite Optical Properties during the identification of gemstone. Specific gravity of Rubellite is 5.50 whereas that of Bayldonite is 5.50.