Narsarsukite and Schorl Physical Properties

Narsarsukite

Schorl

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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

2.72-2.833.18-3.22

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

1.6 Cleavage

Good on {100} and {110}

{1011} Indistinct

1.7 Mohs Hardness

6-7Not Available

2 10

1.8 Chemical Composition

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

Na(Fe2+3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Narsarsukite and Schorl Chemical Formula

While comparing Narsarsukite and Schorl 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 Schorl chemical formula.

Chemical formula of Narsarsukite- Na 2(Ti,Fe)Si 4(O,F) 11Ulrich Henn and Claudio C.
Chemical formula of Schorl- Na(Fe2+3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

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Narsarsukite and Schorl Specific Gravity

Another important criteria for qualitative analysis of gemstones is Narsarsukite and Schorl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Narsarsukite and Schorl Optical Properties during the identification of gemstone. Specific gravity of Narsarsukite is 3.18-3.22 whereas that of Schorl is 3.18-3.22.