xenolith

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Related to xenolithic: xenocryst, Autolith

xen·o·lith

 (zĕn′ə-lĭth′, zē′nə-)
n.
A rock fragment foreign to the igneous mass in which it occurs.

xenolith

(ˈzɛnəlɪθ)
n
(Geological Science) a fragment of rock differing in origin, composition, structure, etc, from the igneous rock enclosing it
ˌxenoˈlithic adj

xen•o•lith

(ˈzɛn l ɪθ, ˈzin-)

n.
a rock fragment foreign to the igneous rock in which it is embedded.
[1900–05]
xen`o•lith′ic, adj.

xenolith

a fragment of rock embedded in another kind of rock.
See also: Geology
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.xenolith - (geology) a piece of rock of different origin from the igneous rock in which it is embeddedxenolith - (geology) a piece of rock of different origin from the igneous rock in which it is embedded
geology - a science that deals with the history of the earth as recorded in rocks
rock, stone - a lump or mass of hard consolidated mineral matter; "he threw a rock at me"
Translations
xénolite
References in periodicals archive ?
A porphyritic quartz latite dyke near the xenolithic quartz monzonite dyke cuts not only the host porphyritic granite but also terminates a 1.
The main difference is that with the whole rock method, the entire sample is analyzed and may include radiogenic argon from weathered phases, pre eruption phenocrysts, or xenolithic contamination.
Significant quantities of xenolithic sapphires were brought to the surface by the eruption of the basalts in north Madagascar, forming some significant sapphire deposits, including the locality of Ambondromifehy.
Hogan and Sinha (1989) included all of the mafic-intermediate plutonic rocks between the Baring and Red Beach granite bodies in the Calais gabbro/diorite; however, we use the term Calais Quartz Diorite only for the gabbro-diorite intrusive complex of Ludman and Hill (1986, 1990), which also contains a substantial component of granite and metasedimentary xenolithic material.
The main pipe, which comprises the northern part of the body, is characterised by tuffistic serpentine kimberlite breccia, with a moderate amount of mantle component, and locally abundant large xenolithic blocks.