Starlite and Hollandite Physical Properties

Starlite

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

3.91-4.735.05

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

6.5-7.54-6

2 10

1.8 Chemical Composition

ZrSiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

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

Starlite and Hollandite Chemical Formula

While comparing Starlite 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 Starlite and Hollandite chemical formula.

Chemical formula of Starlite- ZrSiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Hollandite- Ba(Mn++++,Mn++)8O16

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Starlite and Hollandite Specific Gravity

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