Agate Opal and Milarite Physical Properties

Agate Opal

Milarite

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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

1.98-2.502.52-2.60

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Gemstones of the world (2001)

Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Metallic

1.6 Cleavage

Not Available

{0001} Imperfect, {1120} Imperfect

1.7 Mohs Hardness

5.5-6.55.5-6

2 10

1.8 Chemical Composition

SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

KCa 2AlBe 2Si 12O 30 · 0.5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Agate Opal and Milarite Chemical Formula

While comparing Agate Opal and Milarite 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 Agate Opal and Milarite chemical formula.

Chemical formula of Agate Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
Chemical formula of Milarite- KCa 2AlBe 2Si 12O 30 · 0.5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Gems Found In Africa

Agate Opal Vs Anorthite

Agate Opal Vs Anorthoclase

Agate Opal Vs Anthophyllite

Agate Opal and Milarite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Agate Opal and Milarite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Agate Opal and Milarite Optical Properties during the identification of gemstone. Specific gravity of Agate Opal is 2.52-2.60 whereas that of Milarite is 2.52-2.60.