Sardonyx and Carnelian Physical Properties

Sardonyx

Carnelian

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.55-2.702.58-2.64

1 7.18

1.5 Fracture

Not Available

Uneven, Splintery, Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

Not Available

Absent

1.7 Mohs Hardness

6.5-76.5-7

2 10

1.8 Chemical Composition

SiO 2Ulrich Henn and Claudio C.

SiO₂

Sardonyx and Carnelian Chemical Formula

While comparing Sardonyx and Carnelian 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 Sardonyx and Carnelian chemical formula.

Chemical formula of Sardonyx- SiO 2Ulrich Henn and Claudio C.
Chemical formula of Carnelian- SiO₂

Compare Blue Gemstones

Sardonyx Vs Spinel

Sardonyx Vs Star Ruby

Sardonyx Vs Sodalite

Sardonyx and Carnelian Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sardonyx and Carnelian Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sardonyx and Carnelian Optical Properties during the identification of gemstone. Specific gravity of Sardonyx is 2.58-2.64 whereas that of Carnelian is 2.58-2.64.