Nifontovite and Almandine Physical Properties

Nifontovite

Almandine

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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

2.35-2.363.95-4.30

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

{???} Indistinct

none

1.7 Mohs Hardness

3.5-57-7.5

2 10

1.8 Chemical Composition

Ca 3B 6O 6(OH) 12 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)

Fe 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Nifontovite and Almandine Chemical Formula

While comparing Nifontovite and Almandine 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 Nifontovite and Almandine chemical formula.

Chemical formula of Nifontovite- Ca 3B 6O 6(OH) 12 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)
Chemical formula of Almandine- Fe 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Compare Grey Gemstones

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Nifontovite Vs Baryte

Nifontovite and Almandine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nifontovite and Almandine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nifontovite and Almandine Optical Properties during the identification of gemstone. Specific gravity of Nifontovite is 3.95-4.30 whereas that of Almandine is 3.95-4.30.