Dravite and Moss Agate Physical Properties

Dravite

Moss Agate

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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

3.03-3.182.58-2.64

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

{???} Indistinct

Not Available

1.7 Mohs Hardness

7-7.56.5-7

2 10

1.8 Chemical Composition

Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

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

Dravite and Moss Agate Chemical Formula

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

Chemical formula of Dravite- Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Chemical formula of Moss Agate- SiO 2Walter Schumann , Gemstones of the world (2001)

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Dravite and Moss Agate Specific Gravity

Another important criteria for qualitative analysis of gemstones is Dravite and Moss Agate Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Dravite and Moss Agate Optical Properties during the identification of gemstone. Specific gravity of Dravite is 2.58-2.64 whereas that of Moss Agate is 2.58-2.64.