/newsroom/taxonomy/term/9306/all en /newsroom/channels/news/new-theory-how-earths-crust-was-created-268001 <p>More than 90% of Earth’s continental crust is made up of silica-rich minerals, such as feldspar and quartz. But where did this silica-enriched material come from? And could it provide a clue in the search for life on other planets?</p> Wed, 03 May 2017 22:40:34 +0000 christopher.chipello@mcgill.ca 28078 at /newsroom