Looking North.
Sheehan beryl occurrence, Butt Township, Nipissing District, Ontario, Canada
So the workings extend north to slightly north east. The dome shape above the workings could possibly be all pegmatite as well. There are numerous ledges, ridges, boulders and outcrops surrounding this site, mostly granite gneiss with some smaller exposures of amphibolite with mica. Minor signs of quartz, feldspar and mica to the south west.
© Lloyd Van Duzen