Agrellite and Mimetite Physical Properties

Agrellite

Mimetite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.887.10

1 7.18

1.5 Fracture

Not Available

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

perfect [110]

[10 1 1] Imperfect

1.7 Mohs Hardness

5.53.5

2 10

1.8 Chemical Composition

NaCa2Si4O10F

Pb 5(AsO 4) 3ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Agrellite and Mimetite Chemical Formula

While comparing Agrellite and Mimetite 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 Agrellite and Mimetite chemical formula.

Chemical formula of Agrellite- NaCa2Si4O10F
Chemical formula of Mimetite- Pb 5(AsO 4) 3ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Agrellite and Mimetite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Agrellite and Mimetite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Agrellite and Mimetite Optical Properties during the identification of gemstone. Specific gravity of Agrellite is 7.10 whereas that of Mimetite is 7.10.