Edenite and Hollandite Physical Properties

Edenite

Hollandite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.05-3.375.05

1 7.18

1.5 Fracture

Conchoidal, Brittle, Conchoidal

Brittle, Metallic

1.6 Cleavage

Good on (110)

Distinct / Good, Prismatic

1.7 Mohs Hardness

5-64-6

2 10

1.8 Chemical Composition

NaCa2Mg5Si7AlO22(OH)2

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

Edenite and Hollandite Chemical Formula

While comparing Edenite 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 Edenite and Hollandite chemical formula.

Chemical formula of Edenite- NaCa2Mg5Si7AlO22(OH)2
Chemical formula of Hollandite- Ba(Mn++++,Mn++)8O16

Compare Gems Found In Africa

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Edenite Vs Agate Opal

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Edenite and Hollandite Specific Gravity

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