The Tertiary volcanic formations in Greenland south of Scoresbysund are quite similar to Iceland. Therefore there might be found some similarities. The first to look after are traces of volcanic zones. They might look like this:
This is only based on the presumption that this peninsula was formed under similar circumstances as Iceland.
Some research has been made on the topic: https://jgs.lyellcollection.org/content/154/3/565 , indicating that activity was developing in a rift zone close to the coast, which would then resemble the Icelandic East Volcanic Zone, or even also Öræfajökull Volcanic Belt, replacing the activity of Western Volcanic Zone.