Willemite and Antigorite Physical Properties

Willemite

Antigorite

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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

3.89-4.182.58-2.80

1 7.18

1.5 Fracture

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Uneven

Conchoidal, Brittle, Metallic, Conchoidal, Handbook of mineralogy (2001)

1.6 Cleavage

{0001}, {11 2 0} imperfect

{001} Good

1.7 Mohs Hardness

5.55-5.5

2 10

1.8 Chemical Composition

Zn 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Willemite and Antigorite Chemical Formula

While comparing Willemite and Antigorite 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 Willemite and Antigorite chemical formula.

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

Compare Red Gemstones

Willemite Vs Garnet Color Change

Willemite Vs Hessonite Garnet

Willemite Vs Garnet Malaia

Willemite and Antigorite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Willemite and Antigorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Willemite and Antigorite Optical Properties during the identification of gemstone. Specific gravity of Willemite is 2.58-2.80 whereas that of Antigorite is 2.58-2.80.