An intrusion is an igneous rock body that forms from crystallized magma under Earth's surface.any mountain ranges, such as the Sierra Nevada in California, are formed mostly by intrusive rock, large granite (or related rock) formations. Intrusions are one of the two ways igneous rock can form; the other is extrusive, that is, a volcanic eruption or similar event.
Admit it: you were pronouncing the word âSmaugâ â the name of the Hobbit dragon, the one whoâs in the subtitle of the upcoming movie installation â as âsmog.â.
Sparky the Dragon (New York Islanders) Sparky the Dragon is the mascot for the New York Islanders. He had served as the mascot for the New York Dragons Arena Football team until that league's 2009 demise. What made him unique was the fact that he wore two sets of colors, depending on the team he rooted for. He wore royal blue and orange.