Carnelian and Hollandite Physical Properties

Carnelian

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

2.58-2.645.05

1 7.18

1.5 Fracture

Uneven, Splintery, Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)

Brittle, Metallic

1.6 Cleavage

Absent

Distinct / Good, Prismatic

1.7 Mohs Hardness

6.5-74-6

2 10

1.8 Chemical Composition

SiO₂

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

Carnelian and Hollandite Chemical Formula

While comparing Carnelian 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 Carnelian and Hollandite chemical formula.

Chemical formula of Carnelian- SiO₂
Chemical formula of Hollandite- Ba(Mn++++,Mn++)8O16

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Carnelian and Hollandite Specific Gravity

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