Nearly 300 metres beneath Mexico’s Chihuahuan Desert, miners tunnelling for ore broke into a chamber filled with crystals as long as a bus — giant beams of gypsum up to 11 metres long, hidden underwater for hundreds of thousands of years until mine pum - Space Daily

The discovery challenges everything we thought we knew about how giant crystals form — and raises urgent questions about what else lies hidden in Earth's deep aquifers.

By Space Daily

Saturday, September 5, 2026 · 14h ago

Nearly 300 metres beneath Mexico’s Chihuahuan Desert, miners tunnelling for ore broke into a chamber filled with crystals as long as a bus — giant beams of gypsum up to 11 metres long, hidden underwater for hundreds of thousands of years until mine pum - Space Daily

Photo: Space Daily's photo

In April 2000, somewhere under the Chihuahuan Desert, a drill bit punched through solid rock and hit nothing at all. Miners cutting a new tunnel in search of fresh ore deposits, roughly 300 metres d…Read more

Nearly 300 metres beneath Mexico’s Chihuahuan Desert, miners tunnelling for ore broke into a chamber filled with crystals as long as a bus — giant beams of gypsum up to 11 metres long, hidden underwater for hundreds of thousands of years until mine pum - Space Daily

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