Why the Matterhorn Wears African Rock
The summit is imported. In the cold light on its north face, the Matterhorn appears rooted in Switzerland, yet its cap contains gneiss and schist carried from Adria, a continental promontory tied to Africa, while the Tethys Ocean closed between converging crustal blocks. The illusion holds. Beneath the snow line, mineral bands record travel across a shrinking sea rather than local birth.That rever...More
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