All lavas comprise a large proportion of silica. Silica is a compound created up on the chemical things silicon and oxygen. Lavas are divided into a few styles based on their silica material. Pāhoehoe lava appears clean and ropy. It moves slower and stays hotter than ʻaʻā lava. When flowing, https://lava21863.blogdanica.com/14354385/lava-an-overview