Pearl and Hollandite Physical Properties

Pearl

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

2.60-2.855.05

1 7.18

1.5 Fracture

Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)

Brittle, Metallic

1.6 Cleavage

none

Distinct / Good, Prismatic

1.7 Mohs Hardness

2.5-4.54-6

2 10

1.8 Chemical Composition

Not Available

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

Pearl and Hollandite Chemical Formula

While comparing Pearl 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 Pearl and Hollandite chemical formula.

Chemical formula of Hollandite- Ba(Mn++++,Mn++)8O16

Compare Blue Gemstones

Pearl Vs Prase Opal

Pearl Vs Precious Opal

Pearl Vs Prase

Pearl and Hollandite Specific Gravity

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