Narsarsukite and Obsidian Physical Properties

Narsarsukite

Obsidian

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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

2.72-2.832.35-2.60

1 7.18

1.5 Fracture

Uneven

Conchoidal, ConchoidalWalter Schumann

1.6 Cleavage

Good on {100} and {110}

Not Available

1.7 Mohs Hardness

6-75-5.5

2 10

1.8 Chemical Composition

Na 2(Ti,Fe)Si 4(O,F) 11Ulrich Henn and Claudio C.

Not Available

Narsarsukite and Obsidian Chemical Formula

While comparing Narsarsukite and Obsidian 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 Narsarsukite and Obsidian chemical formula.

Chemical formula of Narsarsukite- Na 2(Ti,Fe)Si 4(O,F) 11Ulrich Henn and Claudio C.

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Narsarsukite and Obsidian Specific Gravity

Another important criteria for qualitative analysis of gemstones is Narsarsukite and Obsidian Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Narsarsukite and Obsidian Optical Properties during the identification of gemstone. Specific gravity of Narsarsukite is 2.35-2.60 whereas that of Obsidian is 2.35-2.60.