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xenolith
[zen-l-ith]
noun
Petrography.
a rock fragment foreign to the igneous rock in which it is embedded.
xenolith
/ ˈɛəɪθ /
noun
a fragment of rock differing in origin, composition, structure, etc, from the igneous rock enclosing it
xenolith
A rock fragment foreign to the igneous mass in which it occurs. Xenoliths usually become incorporated into a cooling magma body when pieces of the rock into which the magma was injected break off and fall into it.
Compare xenocryst
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Other 51Թ Forms
- xenolithic adjective
- ˌԴˈٳ adjective
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Example Sentences
Examples have not been reviewed.
“Oh, look at this, this is really cool,” Penn says, picking up another rock with another white spot - a xenolith, he says, another fragment from the Earth’s crust.
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