RhyoliteCredit: USGS. Another common lava type, but one thats rare in Hawaii. Rhyolite lava carries a lot of silica, making it viscous and sticky. It tends to create explosive eruptions because the magma has trouble getting rid of its gas. Some spectacular calderas created by rhyolite magmas in the U.S. include Yellowstone in Wyoming, Valles in New Mexico and Long Valley in California.
On Thursday morning, 13th September 2012, early risers from all over the southwestern United States - California, Nevada, Utah, Colorado and New Mexico - were stunned by the appearance of a vivid luminescent trail high up in the atmosphere