Grenville orogeny
![Extent (orange regions) of the Grenville orogeny, after Tollo et al. (2004) and Darabi (2004).](/Images/godic/202501/16/Grenville-Extent4809.png")
![Timeline of the Grenville orogeny, after Rivers (2002)](/Images/godic/202501/16/Grenville-Timeline4809.png")
![Proposed reconstruction of Rodinia for 750 Ma, with orogenic belts of 1.1 Ga age highlighted in green.[13] Red dots indicate 1.3–1.5 Ga A-type granites.](/Images/godic/202501/16/Rodinia_reconstruction4809.jpg")
The Grenville orogeny was a long-lived Mesoproterozoic mountain-building event associated with the assembly of the supercontinent Rodinia. Its record is a prominent orogenic belt which spans a significant portion of the North American continent, from Labrador to Mexico, as well as to Scotland.