cools to form intrusive rocks Magma forms by melting solid rocks Basaltic magmas come from melting in mantle Silicic magmas come from melting in crust Neither crust nor mantle is molten, so something must cause melting to occur Bowen's Reaction Series Expounded by Norman Bowen in early 1900s Minerals present in igneous rock controlled by initial magma composition Distinct sequence of crystallization with decreasing temperature Commonly see incomplete reaction and one mineral forming a rim around its higher-temperature precursor (e.g., pyroxene around olivine).
(cools; to form; Magma forms) (igneous rock; controlled; by initial magma composition Distinct sequence of crystallization with decreasing temperature) (cools to form intrusive rocks Magma forms by melting solid rocks; is molten; ) (one mineral; forming; a rim around its higher-temperature precursor (e.g., pyroxene around olivine) (Basaltic magmas; come; from melting in mantle Silicic magmas) (something; must cause; melting to occur Bowen's Reaction Series Expounded by Norman Bowen in early 1900s Minerals present in igneous rock controlled by initial magma composition Distinct sequence of crystallization with decreasing temperature Commonly see incomplete reaction and one mineral) Context(something must cause,List([190, 210))):(cools to form intrusive rocks Magma forms by melting solid rocks; come; from melting in crust Neither crust nor mantle) Context(something must cause,List([190, 210))):(melting to occur Bowen's Reaction Series Expounded by Norman Bowen in early 1900s Minerals present in igneous rock; Commonly see; incomplete reaction and one mineral)
something must cause,List([190, 210)) something must cause,List([190, 210))
cools igneous rock cools to form intrusive rocks Magma forms by melting solid rocks one mineral Basaltic magmas something cools to form intrusive rocks Magma forms by melting solid rocks melting to occur Bowen's Reaction Series Expounded by Norman Bowen in early 1900s Minerals present in igneous rock
to form controlled is molten forming come must cause come Commonly see
Magma forms
by initial magma composition Distinct sequence of crystallization with decreasing temperature
a rim around its higher-temperature precursor (e.g., pyroxene around olivine
from melting in mantle Silicic magmas
melting to occur Bowen's Reaction Series Expounded by Norman Bowen in early 1900s Minerals present in igneous rock controlled by initial magma composition Distinct sequence of crystallization with decreasing temperature Commonly see incomplete reaction and one mineral
from melting in crust Neither crust nor mantle
incomplete reaction and one mineral