Sardonyx and Moonstone Physical Properties

Sardonyx

Moonstone

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.55-2.70

2.56-2.60

1.5 Fracture

Not Available

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

Not Available

2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal

1.7 Mohs Hardness

6.5-7

6-6.5

1.8 Chemical Composition

SiO 2Ulrich Henn and Claudio C.

Plagioclase Feldspar s: (Na,Ca)Al_1-2Si_3-2O₈ Orthoclase Feldspar : KAlSi₃O₈

Sardonyx and Moonstone Chemical Formula

While comparing Sardonyx and Moonstone 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 Moonstone chemical formula.

Chemical formula of Sardonyx- SiO 2Ulrich Henn and Claudio C.
Chemical formula of Moonstone- Plagioclase Feldspar s: (Na,Ca)Al_1-2Si_3-2O₈ Orthoclase Feldspar : KAlSi₃O₈

Compare Blue Gemstones

Sardonyx Vs Star Ruby

Sardonyx Vs Spinel

Sardonyx Vs Sodalite

Sardonyx and Moonstone Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sardonyx and Moonstone Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sardonyx and Moonstone Optical Properties during the identification of gemstone. Specific gravity of Sardonyx is 2.56-2.60 whereas that of Moonstone is 2.56-2.60.