Strontianite and Spessartine Physical Properties

Strontianite

Spessartine

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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

3.63-3.794.12-4.18

1 7.18

1.5 Fracture

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

ConchoidalArthur Thomas, Conchoidal, Brittle

1.6 Cleavage

{110} Good

{???} Distinct

1.7 Mohs Hardness

3.57-7.5

2 10

1.8 Chemical Composition

SrCO 3Walter Schumann , Gemstones of the world (2001) More from other references

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

Strontianite and Spessartine Chemical Formula

While comparing Strontianite and Spessartine 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 Strontianite and Spessartine chemical formula.

Chemical formula of Strontianite- SrCO 3Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Spessartine- Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

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Strontianite and Spessartine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Strontianite and Spessartine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Strontianite and Spessartine Optical Properties during the identification of gemstone. Specific gravity of Strontianite is 4.12-4.18 whereas that of Spessartine is 4.12-4.18.