Xonotlite and Adamite Physical Properties

Xonotlite

Adamite

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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

2.71-2.724.32-4.48

1 7.18

1.5 Fracture

Handbook of mineralogy (2001), Difficult, Fibrous

Uneven, Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Uneven, Subconchoidal, Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

{???} Good

{101}, good; {010}, poor

1.7 Mohs Hardness

6-6.53.5

2 10

1.8 Chemical Composition

Ca 6Si 6O 17(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)

Xonotlite and Adamite Chemical Formula

While comparing Xonotlite and Adamite 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 Xonotlite and Adamite chemical formula.

Chemical formula of Xonotlite- Ca 6Si 6O 17(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Adamite- Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)

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Xonotlite and Adamite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Xonotlite and Adamite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Xonotlite and Adamite Optical Properties during the identification of gemstone. Specific gravity of Xonotlite is 4.32-4.48 whereas that of Adamite is 4.32-4.48.