Prase Opal and Hollandite Physical Properties

Prase Opal

Hollandite

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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

1.98-2.255.05

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

Brittle, Metallic

1.6 Cleavage

Not Available

Distinct / Good, Prismatic

1.7 Mohs Hardness

5-6.54-6

2 10

1.8 Chemical Composition

SiO 2 + H 2OUlrich Henn and Claudio C.

Ba(Mn++++,Mn++)8O16

Prase Opal and Hollandite Chemical Formula

While comparing Prase Opal and Hollandite 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 Prase Opal and Hollandite chemical formula.

Chemical formula of Prase Opal- SiO 2 + H 2OUlrich Henn and Claudio C.
Chemical formula of Hollandite- Ba(Mn++++,Mn++)8O16

Compare Blue Gemstones

Prase Opal Vs Sapphire

Prase Opal Vs Sard

Prase Opal Vs Sanidine

Prase Opal and Hollandite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Prase Opal and Hollandite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Prase Opal and Hollandite Optical Properties during the identification of gemstone. Specific gravity of Prase Opal is 5.05 whereas that of Hollandite is 5.05.