Basalt is a common extrusive igneous (volcanic) rock formed from the rapid cooling of basaltic .... On Earth, most basalt magmas have formed by decompression melting of the mantle. Basalt commonly erupts on Io (the third largest moon of ...
Basaltic magmas that form the oceanic crust of the Earth are generated in the asthenosphere at a depth of about 70 kilometres. The mantle rocks located at ...
Sep 14, 2015 ... The most common method of making basaltic magma is by decreasing the pressure of the mantle rocks. Mantle rocks are extremely hot, and ...
Sep 14, 2015 ... Thus, basaltic magmas tend to be fairly fluid (low viscosity), but their viscosity is still 10,000 to 100,0000 times more viscous than water.
Jan 31, 2013 ... of volcanic eruptions? There are three common types of magma: BASALTIC. ANDESITIC. RHYOLITIC. Basaltic lava flows easily because of its.
Apr 12, 2004 ... Basalt is by far the most common volcanic rock type. Basaltic magma is formed by partial melting of material from the upper mantle, and and is ...
The production of the various basaltic magmas from the single peridotite ... way of producing the magma of group A (tholeiite, high-alumina basalt, and some ...
Noun. (plural basaltic magmas). Fluid rock material of basaltic origin. English Wiktionary. Available under CC-BY-SA license.
Download a PDF of "Generation of Basaltic Magma" by the National Research Council for free. Description: