Institute on Lake Superior Geology, 41st, Marathon, Ontario, 1995: alkalic rocks of the Midcontinent rift.  by Ronald P. Sage and David H. Watkinson
Contributors: Watkinson, D.H.
Publisher: Institute on Lake Superior Geology
Place of publication: Houghton
Language: eng
Number of pages: 74
Subjects: Geology - Guidebooks - Lake Superior; Alkalic igneous rocks
Notes: 11