Rhodochrosite and Crystal Opal Physical Properties

Rhodochrosite

Crystal Opal

Add ⊕

1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.0-3.3

1.97-2.22

1.5 Fracture

Uneven, Conchoidal, Conchoidal to uneven, Brittle

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

On {10 1 1} perfect; parting on {10 1 2}

Not Available

1.7 Mohs Hardness

3.5-4

5.5-6.5

1.8 Chemical Composition

MnCO₃

SiO 2 + H 2OUlrich Henn and Claudio C.

Rhodochrosite and Crystal Opal Chemical Formula

While comparing Rhodochrosite and Crystal Opal 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 Rhodochrosite and Crystal Opal chemical formula.

Chemical formula of Rhodochrosite- MnCO₃
Chemical formula of Crystal Opal- SiO 2 + H 2OUlrich Henn and Claudio C.

Compare Gems for Leo » More

Rhodochrosite Vs Pietersite

Rhodochrosite Vs Hawks Eye

Rhodochrosite Vs Heliodor

» More

More Compare Gems for Leo

Rhodochrosite and Crystal Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rhodochrosite and Crystal Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rhodochrosite and Crystal Opal Optical Properties during the identification of gemstone. Specific gravity of Rhodochrosite is 1.97-2.22 whereas that of Crystal Opal is 1.97-2.22.