Chrome-Chalcedony and Narsarsukite Physical Properties

Chrome-Chalcedony

Narsarsukite

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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

2.55-2.702.72-2.83

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Not Available

Good on {100} and {110}

1.7 Mohs Hardness

6.5-76-7

2 10

1.8 Chemical Composition

SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)

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

Chrome-Chalcedony and Narsarsukite Chemical Formula

While comparing Chrome-Chalcedony and Narsarsukite 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 Chrome-Chalcedony and Narsarsukite chemical formula.

Chemical formula of Chrome-Chalcedony- SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)
Chemical formula of Narsarsukite- Na 2(Ti,Fe)Si 4(O,F) 11Ulrich Henn and Claudio C.

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Chrome-Chalcedony and Narsarsukite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrome-Chalcedony and Narsarsukite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrome-Chalcedony and Narsarsukite Optical Properties during the identification of gemstone. Specific gravity of Chrome-Chalcedony is 2.72-2.83 whereas that of Narsarsukite is 2.72-2.83.