This is a striking inlet
in the coast, which has much enlarged itself within late years, owing to
the force of the north-west storms. It exhibits a striking proof of lake
action. The next day we passed the naked and high dunes called Grand
Sable, and the storm-beaten and impressive horizontal coat of the
Pictured Rocks, and encamped at Grand Island, a distance of about 130
miles. I found masses of gypsum and small veins of calcareous spar
imbedded in the sandstone rock of the point of Grand Sable. Ironsand
exists in consolidated layers at the cliff called Doric Rock.
The men and boats were now in good traveling trim, and we went on finely
but leisurely, examining such features in the natural history as Dr.
Houghton, who had not been _here_ before, was anxious to see. On the 1st
of July, we encamped at Dead River, from whence I sent forward a canoe
with a message, and wampum, and tobacco, to Gitchee Iauba, the head
chief of Ancekewywenon, requesting him to send a canoe and four men to
supply the place of an equal number from the Sault St.
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