Sard and Obsidian Chemical Formula
While comparing Sard and Obsidian 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 Sard and Obsidian chemical formula.
- Chemical formula of Sard- SiO 2Ulrich Henn and Claudio C.
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