It is the northernmost subrange of the Insular Mountains.

[1] They are subdivided into the Queen Charlotte Ranges, which comprise a small part of southwestern Graham Island and most of Moresby Island, and the Skidegate Plateau, which runs NW-SE on central Graham Island and includes the northeastern tip of Moresby Island.

To the plateau's northeast is the Queen Charlotte Lowland, which is part of the Hecate Depression and includes the Argonaut Plain.

[3] This article related to a mountain, mountain range, or peak in British Columbia, Canada is a stub.

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