Brucite and Chrome-Chalcedony Physical Properties

Brucite

Chrome-Chalcedony

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1 Physical Properties

1.1 Tenacity

Sectile

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.39

2.55-2.70

1.5 Fracture

Irregular

Not Available

1.6 Cleavage

Perfect on {0001}

Not Available

1.7 Mohs Hardness

2.5

6.5-7

1.8 Chemical Composition

Mg(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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

Brucite and Chrome-Chalcedony Chemical Formula

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

Chemical formula of Brucite- Mg(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Chrome-Chalcedony- SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)

Compare Blue Gemstones

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Brucite Vs Chrome Tourmaline

Brucite Vs Common Opal

Brucite and Chrome-Chalcedony Specific Gravity

Another important criteria for qualitative analysis of gemstones is Brucite and Chrome-Chalcedony Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Brucite and Chrome-Chalcedony Optical Properties during the identification of gemstone. Specific gravity of Brucite is 2.55-2.70 whereas that of Chrome-Chalcedony is 2.55-2.70.