xenolith in a sentence

Examples

1. It also contains xenoliths both from Agua Dulce lavas and Paleozoic sediments.
2. As a result, xenoliths are older than the rock which contains them.
3. Xenoliths containing quartz and gabbro nodules also have part in the rock composition.
4. San Antonio lavas contain large plagioclase xenocrystals and xenoliths.
5. Several other igneous xenoliths are also related to the upper mantle and basalts.
6. Xenoliths of granulite-facies metamorphic rock resemble those found in eastern Antarctica.
7. Xenoliths do not exist in the older lava flows.
8. It occurs within a xenolith in a leucite tephrite.
9. The later group contain more common basic microgranite xenoliths.
10. These xenoliths include pieces of limestone, clastic sedimentary rocks, and gneiss.