Ruby and Galena Physical Properties

Ruby

Galena

Add ⊕

1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.97-4.056.23

1 7.18

1.5 Fracture

Conchoidal

Subconchoidal, Brittle, Metallic

1.6 Cleavage

No true cleavage

Cubic perfect on [001], parting on [111]

1.7 Mohs Hardness

92.5-2.75

2 10

1.8 Chemical Composition

Al ₂ O ₃

PbS

Ruby and Galena Chemical Formula

While comparing Ruby and Galena 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 Ruby and Galena chemical formula.

Chemical formula of Ruby- Al ₂ O ₃
Chemical formula of Galena- PbS

Compare Birthstones » More

Ruby Vs Diamond

Ruby Vs Emerald

Ruby Vs Opal

» More

More Compare Birthstones

Ruby and Galena Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ruby and Galena Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ruby and Galena Optical Properties during the identification of gemstone. Specific gravity of Ruby is 6.23 whereas that of Galena is 6.23.