Norbergite and Rhodolite Physical Properties

Norbergite

Rhodolite

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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

3.1773.84

1 7.18

1.5 Fracture

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

Conchoidal

1.6 Cleavage

{???} Distinct

none, may show indistinct parting

1.7 Mohs Hardness

6-6.57-7.5

2 10

1.8 Chemical Composition

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

(Mg,Fe)₃Al₂Si₃O₁₂

Norbergite and Rhodolite Chemical Formula

While comparing Norbergite and Rhodolite 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 Rhodolite chemical formula.

Chemical formula of Norbergite- Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)
Chemical formula of Rhodolite- (Mg,Fe)₃Al₂Si₃O₁₂

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Norbergite and Rhodolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Norbergite and Rhodolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Norbergite and Rhodolite Optical Properties during the identification of gemstone. Specific gravity of Norbergite is 3.84 whereas that of Rhodolite is 3.84.