Moss Agate and Spinel Physical Properties

Moss Agate

Spinel

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

none

1.3 Durability

Not Available

1.4 Specific Gravity

2.58-2.643.64-3.66

1 7.18

1.5 Fracture

Not Available

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Not Available

None, but may exhibit slight parting

1.7 Mohs Hardness

6.5-78

2 10

1.8 Chemical Composition

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

MgAl₂O₄

Moss Agate and Spinel Chemical Formula

While comparing Moss Agate and Spinel 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 Moss Agate and Spinel chemical formula.

Chemical formula of Moss Agate- SiO 2Walter Schumann , Gemstones of the world (2001)
Chemical formula of Spinel- MgAl₂O₄

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Moss Agate and Spinel Specific Gravity

Another important criteria for qualitative analysis of gemstones is Moss Agate and Spinel Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Moss Agate and Spinel Optical Properties during the identification of gemstone. Specific gravity of Moss Agate is 3.64-3.66 whereas that of Spinel is 3.64-3.66.