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xenolith

Saltos de línea: xeno|lith
Pronunciación: /ˈzɛnəlɪθ
 
/

Definición de xenolith en inglés:

sustantivo

Geology
A piece of rock within an igneous mass which is not derived from the original magma but has been introduced from elsewhere, especially the surrounding country rock.
Example sentences
  • However, rare xenoliths of sedimentary rocks occur in the granite.
  • The granite contains abundant xenoliths of the country rock.
  • If the magma has risen quickly from the source region of the volcano, the xenoliths may represent country rock from all levels of the crust through which it has travelled.

Derivados

xenolithic

1
adjetivo
Example sentences
  • PLT - 2 is a grey, fine-grained rock that occurs as xenolithic rafts within PLT-I.
  • Higher up the section leucogranites become increasing more abundant and the pelitic gneisses occur only as xenolithic stringers enclosed wholly by the granite.
  • And even in cases where volcanism has taken place, there are often older chunks of unmelted rock, called xenolithic inclusions, that can be identified within a lava flow and dated accurately.

Definición de xenolith en:

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