Why Does Obsidian Have No Crystals

Why Does Obsidian Have No Crystals?

Obsidian does not have crystals because it forms from felsic lava, which is lava that is high in silica.

Does obsidian have crystals?

Different obsidians are composed of a variety of crystalline materials. … Microlites (tiny polarizing crystals) of feldspar and phenocrysts (large, well-formed crystals) of quartz may also be present. Most obsidian is associated with volcanic rocks and forms the upper portion of rhyolitic lava flows.

David Miller

David Miller

Executive Financial & Market Analyst

David Miller brings 15 years of experience in global economics, personal finance strategy, and market dynamics. He specializes in turning complex economic trends into actionable insights for everyday readers.

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