Sellaite and Chrome-Chalcedony Physical Properties

Sellaite

Chrome-Chalcedony

Add ⊕

1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.14-3.162.55-2.70

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

Perfect on {010} and {110}

Not Available

1.7 Mohs Hardness

5-5.56.5-7

2 10

1.8 Chemical Composition

MgF 2Ulrich Henn and Claudio C.

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

Sellaite and Chrome-Chalcedony Chemical Formula

While comparing Sellaite 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 Sellaite and Chrome-Chalcedony chemical formula.

Chemical formula of Sellaite- MgF 2Ulrich Henn and Claudio C.
Chemical formula of Chrome-Chalcedony- SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)

Compare White Gemstones

Sellaite Vs Thomsonite

Sellaite Vs Sussexite

Sellaite Vs Strontianite

Sellaite and Chrome-Chalcedony Specific Gravity

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