Hollandite and Prasiolite Physical Properties

Hollandite

Prasiolite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

5.052.65

1 7.18

1.5 Fracture

Brittle, Metallic

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

Distinct / Good, Prismatic

3,1

1.7 Mohs Hardness

4-67

2 10

1.8 Chemical Composition

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

SiO 2Ulrich Henn and Claudio C.

Hollandite and Prasiolite Chemical Formula

While comparing Hollandite and Prasiolite 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 Hollandite and Prasiolite chemical formula.

Chemical formula of Hollandite- Ba(Mn++++,Mn++)8O16
Chemical formula of Prasiolite- SiO 2Ulrich Henn and Claudio C.

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Hollandite and Prasiolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hollandite and Prasiolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hollandite and Prasiolite Optical Properties during the identification of gemstone. Specific gravity of Hollandite is 2.65 whereas that of Prasiolite is 2.65.