bn:00071666n
Noun Concept
Categories: Structure of the Earth, Earth's crust, Petrology
EN
sima  basal crust  basal layer  basalt layer  sima layer
EN
Rock that form the continuous lower layer of the earth's crust; rich in silicon and magnesium WordNet 3.0
English:
geology
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EN
Rock that form the continuous lower layer of the earth's crust; rich in silicon and magnesium WordNet 3.0 & Open English WordNet
In geology, sima is an antiquated blended term for the lower layer of Earth's crust. Wikipedia
The lower part of Earth's crust Wikipedia Disambiguation
Matter of Earth's oceanic crust, consisting of rocks rich in magnesium silicate minerals Wikidata
The lower layer of the earth's outer crust that underlies the sial and is rich in silica, iron, and magnesium. Wiktionary
Lower layer of Earth's outer crust. Wiktionary (translation)
IS A
PART OF
FACET OF
NAMED AFTER
OPPOSITE OF
WordNet 3.0 & Open English WordNet
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