igneous material
http://inspire.ec.europa.eu/codelist/LithologyValue/igneousMaterial
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fragmental igneous material
Igneous material of unspecified consolidation state in which greater than 75 percent of the rock consists of fragments produced as a result of igneous rock-forming process.
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acidic igneous material
Igneous material with more than 63 percent SiO2.
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basic igneous material
Igneous material with between 45 and 52 percent SiO2.
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igneous rock
Rock formed as a result of igneous processes, for example intrusion and cooling of magma in the crust, or volcanic eruption.
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intermediate composition igneous material
Igneous material with between 52 and 63 percent SiO2.
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