2016 August Report – Volcanoes and Volcanism
On August 20, 2016, Dr. Tim Chowns explained how rocks melt to form magma and volcanoes. Unlike water, which melts and then crystallizes (at 32o F, Oo C) as a single mineral (ice), magmas crystallize numerous silicate minerals all with different melting/crystallization temperatures. In general light silicate minerals (rich in […]
