Ultrabasic rocks have been dredged from the center of the Cayman Trough, a postulated boundary between the North American and Caribbean plates, 160 km southwest of Grand Cayman Island. Serpentinite, which may be altered spinel Iherzolite, dominates the collection and is believed to be bedrock in the station area. Two samples of a clinopyroxene-plagioclase-ilmenite crystal cumulate were found.

This content is PDF only. Please click on the PDF icon to access.

First Page Preview

First page PDF preview
You do not currently have access to this article.