ScienceAugust 15, 2026

serpentinization

sur-pen-tih-nih-ZAY-shun

Definition

A geological process where iron-rich rocks react with water at high temperatures beneath the Earth's surface, resulting in the production of hydrogen gas.

Etymology

The word is derived from 'serpentine,' a group of minerals that are often green and mottled like a snake's skin (from Latin 'serpens,' meaning snake). The suffix '-ization' denotes the chemical or geological process of forming or transforming into these minerals.

In the news

The article identifies serpentinization as one of the two primary natural processes creating underground hydrogen deposits, which Saskatchewan companies are now attempting to extract for energy.

Instead of making hydrogen, this Canadian company is drilling for it

Read the full article ↗

CBC

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