Williamsite and Witherite Physical Properties

Williamsite

Witherite

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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

2.51-2.634.27-4.35

1 7.18

2.4 Fracture

Conchoidal, Conchoidal, Handbook of mineralogy (2001)

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Conchoidal, Brittle

2.5 Cleavage

Not Available

{010} Distinct

2.6 Mohs Hardness

43-3.5

2 10

2.9 Chemical Composition

(Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

BaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Williamsite and Witherite Chemical Formula

While comparing Williamsite and Witherite 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 Williamsite and Witherite chemical formula.

Chemical formula of Williamsite- (Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Witherite- BaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Williamsite and Witherite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Williamsite and Witherite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Williamsite and Witherite Optical Properties during the identification of gemstone. Specific gravity of Williamsite is 4.27-4.35 whereas that of Witherite is 4.27-4.35.