Obsidian and Rose Quartz Physical Properties

Obsidian and Rose Quartz Chemical Formula

While comparing Obsidian and Rose Quartz 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 Obsidian and Rose Quartz chemical formula.

• Chemical formula of Obsidian- SiO2
• Chemical formula of Rose Quartz- SiO₂

Obsidian and Rose Quartz Specific Gravity

Another important criteria for qualitative analysis of gemstones is Obsidian and Rose Quartz Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Obsidian and Rose Quartz Optical Properties during the identification of gemstone. Specific gravity of Obsidian is 2.65 whereas that of Rose Quartz is 2.65.