Plumbogummite and Viridine Physical Properties

Plumbogummite

Viridine

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.0143.05-3.21

1 7.18

1.5 Fracture

Uneven, Conchoidal

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)

1.6 Cleavage

None

Not Available

1.7 Mohs Hardness

4-57-7.5

2 10

1.8 Chemical Composition

Not Available

(Al,Mn3+ ) 2SiO 4OGemdat.org , Management Team (2012)

Plumbogummite and Viridine Chemical Formula

While comparing Plumbogummite and Viridine 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 Plumbogummite and Viridine chemical formula.

Chemical formula of Viridine- (Al,Mn3+ ) 2SiO 4OGemdat.org , Management Team (2012)

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Plumbogummite and Viridine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Plumbogummite and Viridine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Plumbogummite and Viridine Optical Properties during the identification of gemstone. Specific gravity of Plumbogummite is 3.05-3.21 whereas that of Viridine is 3.05-3.21.