Nepheline and Nifontovite Physical Properties

Nepheline

Nifontovite

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.55-2.652.35-2.36

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

[1010] Poor

{???} Indistinct

1.7 Mohs Hardness

5-63.5-5

2 10

1.8 Chemical Composition

Na 3(Na,K)Al 4Si 4O 16Ulrich Henn and Claudio C.

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

Nepheline and Nifontovite Chemical Formula

While comparing Nepheline and Nifontovite 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 Nepheline and Nifontovite chemical formula.

Chemical formula of Nepheline- Na 3(Na,K)Al 4Si 4O 16Ulrich Henn and Claudio C.
Chemical formula of Nifontovite- Ca 3B 6O 6(OH) 12 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)

Compare Red Gemstones

Nepheline Vs Pyrope

Nepheline Vs Pyrope Spessartine

Nepheline Vs Prase Opal

Nepheline and Nifontovite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nepheline and Nifontovite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nepheline and Nifontovite Optical Properties during the identification of gemstone. Specific gravity of Nepheline is 2.35-2.36 whereas that of Nifontovite is 2.35-2.36.