Chrome-Chalcedony and Zinnwaldite Physical Properties

Chrome-Chalcedony

Zinnwaldite

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1 Physical Properties

1.1 Tenacity

Not Available

Elastic

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.55-2.702.9-3.1

1 7.18

1.5 Fracture

Not Available

Uneven

1.6 Cleavage

Not Available

Perfect basal {001}

1.7 Mohs Hardness

6.5-73.5-4.0

2 10

1.8 Chemical Composition

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

Not Available

Chrome-Chalcedony and Zinnwaldite Chemical Formula

While comparing Chrome-Chalcedony and Zinnwaldite 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 Zinnwaldite chemical formula.

Chemical formula of Chrome-Chalcedony- SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)

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Chrome-Chalcedony and Zinnwaldite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrome-Chalcedony and Zinnwaldite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrome-Chalcedony and Zinnwaldite Optical Properties during the identification of gemstone. Specific gravity of Chrome-Chalcedony is 2.9-3.1 whereas that of Zinnwaldite is 2.9-3.1.