Supplemental material: Trondhjemite and metamorphosed quartz keratophyre tuff of the Ammonoosuc Volcanics (Ordovician), western New Hampshire and adjacent Vermont and Massachusetts

1985-01-01T00:00:00Z (GMT) by L.W. Gerhard
GSA Data Repository Item 8531, GSA Bulletin, Vol. 96, p. 1493. File size: 9 p., about 300 K bytes.

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CC BY-NC 4.0