Rock pingos in northern Ungava Peninsula, Quebec, Canada

The author reports the first pingos found in Ungava Peninsula, Quebec. The pingos, 15–30 m high, are open-system rock pingos built of very fractured schist and hornblende gabbro. At the time of observation, water was draining out of their slopes. Peat from the top of the smaller pingo was dated at 2...

Full description

Bibliographic Details
Published in:Canadian Journal of Earth Sciences
Main Author: Seppälä, Matti
Format: Article in Journal/Newspaper
Language:English
Published: Canadian Science Publishing 1988
Subjects:
Online Access:http://dx.doi.org/10.1139/e88-060
http://www.nrcresearchpress.com/doi/pdf/10.1139/e88-060
Description
Summary:The author reports the first pingos found in Ungava Peninsula, Quebec. The pingos, 15–30 m high, are open-system rock pingos built of very fractured schist and hornblende gabbro. At the time of observation, water was draining out of their slopes. Peat from the top of the smaller pingo was dated at 2880 ± 100 years BP.