Chrome-Chalcedony and Friedelite Physical Properties

Chrome-Chalcedony

Friedelite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.55-2.703.06-3.19

1 7.18

1.5 Fracture

Not Available

UnevenArthur Thomas, Gemstones (2009) Tough, UnevenArthur Thomas, Gemstones (2009) Tough, Brittle, Uneven

1.6 Cleavage

Not Available

{010} Perfect

1.7 Mohs Hardness

6.5-74-5

2 10

1.8 Chemical Composition

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

Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

Chrome-Chalcedony and Friedelite Chemical Formula

While comparing Chrome-Chalcedony and Friedelite 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 Friedelite chemical formula.

Chemical formula of Chrome-Chalcedony- SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)
Chemical formula of Friedelite- Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

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Chrome-Chalcedony and Friedelite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrome-Chalcedony and Friedelite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrome-Chalcedony and Friedelite Optical Properties during the identification of gemstone. Specific gravity of Chrome-Chalcedony is 3.06-3.19 whereas that of Friedelite is 3.06-3.19.