U.S. Geological Survey Open-File Report 03-221
A Pictorial Survey of the Bedrock Beneath Western Cape
Cod, Massachusetts
![]() Amphibolite (28MW0035) showing fine-grained matrix with hornblende and quartz aggregates aligned in foliation. Note the relatively straight grain boundaries of quartz within the aggregates suggesting recrystallization. Click here for a zip file with full resolution image. hbl: hornblende |
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