Granulites Sentence Examples
They consist for the most part of red and grey gneisses and granulites, with subordinate layers of granite and granitite.
Such veins often attain a thickness of several feet, and sometimes possess a columnar structure perpendicular to the enclosing walls; they are met with in the crystalline limestones and other Laurentian rocks of New York and Canada, in the gneisses of the Austrian Alps and the granulites of Ceylon.
Among the Tertiary volcanic rocks those of acid types (granites, granulites) were the first to appear and are developed latitudinally; rocks of intermediate type (dacites, andesites) characterize the Miocene and early Pliocene periods; while the basic rocks (ophites, elaeolite syenites and basalts) attained their maximum in later Pliocene and Quaternary times.
Simon Harley, Professor of Lower crustal Processes, is studying deep crustal metamorphism in the granulites of East Antarctica.Advertisement