plutonic rock

How To Use plutonic rock In A Sentence

• The magmatic fabric of a plutonic rock forms during a relatively short time interval, after ascent and before final crystallization of magma.
• The Median Tectonic Zone, which separates the Western and Eastern Provinces, is a narrow belt of Late Palaeozoic and Mesozoic plutonic rocks with minor volcanic and metasedimentary units.
• Plutonic rocks can be dense, silica-poor and dark in colour, like most cumulates, or silica-rich and pale in colour like the melt remaining after cumulate formation.
• The mountain ranges (sky islands) are a geologic mix of Tertiary volcanic and intrusive granitic rocks, Paleozoic sedimentary layers, and some Precambrian granitic plutonic rocks. Ecoregions of New Mexico (EPA)
• Nine samples of plutonic rocks were selected for dating.
• On mafic plutonic rocks, they are mostly Mollic and Typic Haploxeralfs and Typic Rhodoxeralfs. Coastal Hills (Bailey)
• This subsection contains mainly Mesozoic granitic and mafic plutonic rocks, Jura-Triassic volcanic rocks, Pre-Cretaceous metamorphic rocks, and Eocene and Oligocene marine and nonmarine and Miocene marine sedimentary rocks. Coastal Hills (Bailey)
• This subsection contains mainly Mesozoic granitic and mafic plutonic rocks, Jura-Triassic volcanic rocks, Pre-Cretaceous metamorphic rocks, and Eocene and Oligocene marine and nonmarine and Miocene marine sedimentary rocks. Coastal Hills (Bailey)
• Granite and granodiorite are examples of silica-rich plutonic rocks.
• A mineral consisting of titanium dioxide in crystalline form; occurs in metamorphic and plutonic rocks and is a major source of titanium.