Definition of poikilitic in English:
poikilitic
adjective ˌpɔɪkɪˈlɪtɪkˌpoikəˈlidik
Geology Relating to or denoting the texture of an igneous rock in which small crystals of one mineral occur within crystals of another.
Example sentencesExamples
- Collected from the eastern half of the Orlica-Snieznik Dome near the border with the Keprm'k dome, sample SZ-IOa is a well-foliated garnet-zone gneiss that contains minor poikilitic garnet with fractures containing pinite.
- In the southern Siniscola schists, chloritoid and poikilitic garnet porphyroblasts have overgrown the earliest cleavage.
- A volatile-rich metasomatic phase produced late growth of poikilitic K-feldspars, layered pegmatites and aplite dikes and an explosive network of dykes emanating out of the top of the Nuptse-Everest leucogranite.
Origin
Mid 19th century: from Greek poikilos 'variegated' + -ite1 + -ic.