Spessartine and Rock Crystal Physical Properties

Spessartine

Rock Crystal

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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

4.12-4.182.65

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Conchoidal, Brittle

ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

{???} Distinct

Not Available

1.7 Mohs Hardness

7-7.57

2 10

1.8 Chemical Composition

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

SiO 2Walter Schumann , Gemstones of the world (2001)

Spessartine and Rock Crystal Chemical Formula

While comparing Spessartine and Rock Crystal 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 Rock Crystal chemical formula.

Chemical formula of Spessartine- Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Chemical formula of Rock Crystal- SiO 2Walter Schumann , Gemstones of the world (2001)

Compare Red Gemstones

Spessartine Vs Tourmaline

Spessartine Vs Tortoiseshell

Spessartine Vs Triplite

Spessartine and Rock Crystal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Spessartine and Rock Crystal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Spessartine and Rock Crystal Optical Properties during the identification of gemstone. Specific gravity of Spessartine is 2.65 whereas that of Rock Crystal is 2.65.