News tagged with cave

Slowest crystal growth ever measured

(PhysOrg.com) -- Deep within a silver and lead mine in Naica, Mexico, scientists discovered what is now known as Cueva de los Cristales, or Cave of Crystals, close to a decade ago. The gypsum crystals found ...

Sep 13, 2011 3.8 / 5 (6) 4 | with audio podcast report