Mount Sylvester is a large formation of rock of the glacier period found in central portion of the Island of Newfoundland.
The mountain lies within the boundary of the Bay du Nord Wilderness Reserve

Bay du Nord Wilderness Reserve

Bay du Nord Wilderness Reserve is located in central part of the Island of Newfoundland in the province of Newfoundland and Labrador, Canada. The area encompasses an area of 2,895 km2 and is considered one of the last remaining unspoiled areas of the province devoid of human habitat...

 of the province of Newfoundland and Labrador

Newfoundland and Labrador

Newfoundland and Labrador is the easternmost province of Canada. Situated in the country's Atlantic region, it incorporates the island of Newfoundland and mainland Labrador with a combined area of . As of April 2011, the province's estimated population is 508,400...

, Canada

Canada

Canada is a North American country consisting of ten provinces and three territories. Located in the northern part of the continent, it extends from the Atlantic Ocean in the east to the Pacific Ocean in the west, and northward into the Arctic Ocean...

.

The mount was so named for Sylvester Joe

Sylvester Joe

Sylvester Joe , hunter and explorer, born Baie d'Espoir, Newfoundland, Canada. Joe, a native Mi'kmaq of Newfoundland, was the noted hunter from the south-west coast of the Island of Newfoundland who was engaged by William Cormack to guide him on his trek across Newfoundland, the first European to...

, a native Mi'kmaq of Newfoundland who was engaged by William Cormack

William Cormack

William Epps Cormack was a Scottish explorer, philanthropist, agriculturalist and author, born St. John’s, Newfoundland. Cormack was the first European to journey across the interior of the island....

 to guide him on his trek across Newfoundland. The area which makes up Mount Sylvester is known as an Inselberg, a rock tower produced by chemical weathering and further modified by glaciation.