Spinel and Scapolite Physical Properties

Spinel

Scapolite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

none

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.64-3.662.58-2.74

1 7.18

1.5 Fracture

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

ConchoidalWalter Schumann, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Splintery

1.6 Cleavage

None, but may exhibit slight parting

{100} Distinct, {110} Distinct

1.7 Mohs Hardness

85.5-6

2 10

1.8 Chemical Composition

MgAl₂O₄

Na 4Al 3Si 9O 24Cl to Ca 4Al 6Si 6O 24(CO 3,SO 4)Walter Schumann , Gemstones of the world (2001) More from other references

Spinel and Scapolite Chemical Formula

While comparing Spinel and Scapolite 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 Spinel and Scapolite chemical formula.

Chemical formula of Spinel- MgAl₂O₄
Chemical formula of Scapolite- Na 4Al 3Si 9O 24Cl to Ca 4Al 6Si 6O 24(CO 3,SO 4)Walter Schumann , Gemstones of the world (2001) More from other references

Compare Gems for Scorpio

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Spinel Vs Charoite

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Spinel and Scapolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Spinel and Scapolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Spinel and Scapolite Optical Properties during the identification of gemstone. Specific gravity of Spinel is 2.58-2.74 whereas that of Scapolite is 2.58-2.74.