Datolite and Moldavite Physical Properties

Datolite

Moldavite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.90-3.002.32-2.38

1 7.18

1.5 Fracture

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

ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

None

Not Available

1.7 Mohs Hardness

5-5.55.5

2 10

1.8 Chemical Composition

CaBSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

SiO 2(+Al 2O 3)Walter Schumann , Gemstones of the world (2001)

Datolite and Moldavite Chemical Formula

While comparing Datolite and Moldavite 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 Datolite and Moldavite chemical formula.

Chemical formula of Datolite- CaBSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Moldavite- SiO 2(+Al 2O 3)Walter Schumann , Gemstones of the world (2001)

Compare Green Gemstones

Datolite Vs Euclase

Datolite Vs Emerald

Datolite Vs Elaeolite

Datolite and Moldavite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Datolite and Moldavite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Datolite and Moldavite Optical Properties during the identification of gemstone. Specific gravity of Datolite is 2.32-2.38 whereas that of Moldavite is 2.32-2.38.