Spessartine and Nosean Physical Properties

Spessartine

Nosean

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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

4.12-4.182.30-2.40

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Conchoidal, Brittle

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

1.6 Cleavage

{???} Distinct

{110} Perfect

1.7 Mohs Hardness

7-7.5Not Available

2 10

1.8 Chemical Composition

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

Na 8Al 6Si 6O 24(SO 4) · H 2OAnthony et al , Handbook of Mineralogy (2001)

Spessartine and Nosean Chemical Formula

While comparing Spessartine and Nosean 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 Spessartine and Nosean chemical formula.

Chemical formula of Spessartine- Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Chemical formula of Nosean- Na 8Al 6Si 6O 24(SO 4) · H 2OAnthony et al , Handbook of Mineralogy (2001)

Compare Red Gemstones

Spessartine Vs Tortoiseshell

Spessartine Vs Tourmaline

Spessartine Vs Triplite

Spessartine and Nosean Specific Gravity

Another important criteria for qualitative analysis of gemstones is Spessartine and Nosean Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Spessartine and Nosean Optical Properties during the identification of gemstone. Specific gravity of Spessartine is 2.30-2.40 whereas that of Nosean is 2.30-2.40.