measurement of quartz crystals in the rock structure can predict volcanic eruptions

According to "East Butte" on October 21, United States, Tennessee, Vanderbilt University (Vanderbilt University), a geologist by analyzing the number of Super volcanic eruptions, as well as other large volcanic lava deposits, found the distribution of quartz crystal size and shape, as well as titanium concentrations were within the lava.

They enable projections, formed from a volcano to erupt, takes less than 500 years, human beings with this super volcanic eruption is expected to be in the future when, early preparation.