Bear Mountain Chattermarks
Bear Mountain Chattermarks
Located in Rockland County
Image courtesy of Dr. J Bret Bennington
Type: Park (Public).
Features: Storm King Granite; granite gneiss cut with occasional quartz-filled veins, migmitite and pegmatite dikes; magnetite ore from hornblendite gabbro veins.
Feature Type: Metamorphic.
Reference: Identified as a site of geologic interest by the NYS Geological Highway Map (NYS Museum, NYS Geological Survey).
Quadrangle: Popolopen Lake.
Reason for Designation: Identified as a site of geologic interest by the NYS Geological Highway Map (NYS Museum, NYS Geological Survey).