Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun Plural form of
xenolith .
Etymologies
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Examples
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The deep interior of the North American craton is known only from so-called xenoliths - rock inclusions in igneous rock - or xenocrysts such as diamonds that have been delivered to the surface from deep below by volcanoes.
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The deep interior of the North American craton is known only from so-called xenoliths - rock inclusions in igneous rock - or xenocrysts such as diamonds that have been delivered to the surface from deep below by volcanoes.
PhysOrg.com - latest science and technology news stories 2010
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The rocks, called xenoliths, are from deep within Earth's mantle and crust, possibly more than 12 miles down.
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Usually a geologist can distinguish these "xenoliths" from the younger minerals around them.
Reasons to Believe - 2009
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Usually a geologist can distinguish these "xenoliths" from the younger minerals around them.
Reasons to Believe - 2009
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CO2-rich vapors trapped along with silicate melt in mixed inclusions within phenocrysts as well as ejected ultramafic xenoliths.
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The next stop of the day was a granite outcrop that was an excellent example of erosion and xenoliths.
Archive 2004-03-01 Andrew 2004
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These allegedly ancient chondrite “snapshots” of the mantle are in many respects similar to modern xenoliths from deep mantle.
Luskin vs. Science (and Scientific American) - The Panda's Thumb 2006
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The next stop of the day was a granite outcrop that was an excellent example of erosion and xenoliths.
worlds in a grain of sand Andrew 2004
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The abstract reports the results of U-Pb, U-Th and Ar-Ar age dating of granitoid rocks found in drillcore and as xenoliths from lavas at Medicine
mlhome.html 2003
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