Norbergite and Prasiolite Physical Properties

Norbergite

Prasiolite

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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

3.1772.65

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle

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

1.6 Cleavage

{???} Distinct

3,1

1.7 Mohs Hardness

6-6.57

2 10

1.8 Chemical Composition

Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)

SiO 2Ulrich Henn and Claudio C.

Norbergite and Prasiolite Chemical Formula

While comparing Norbergite and Prasiolite 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 Norbergite and Prasiolite chemical formula.

Chemical formula of Norbergite- Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)
Chemical formula of Prasiolite- SiO 2Ulrich Henn and Claudio C.

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Norbergite and Prasiolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Norbergite and Prasiolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Norbergite and Prasiolite Optical Properties during the identification of gemstone. Specific gravity of Norbergite is 2.65 whereas that of Prasiolite is 2.65.