Swindle Island is an island

Island

An island or isle is any piece of sub-continental land that is surrounded by water. Very small islands such as emergent land features on atolls can be called islets, cays or keys. An island in a river or lake may be called an eyot , or holm...

 on the North Coast

British Columbia Coast

The British Columbia Coast or BC Coast is Canada's western continental coastline on the Pacific Ocean. The usage is synonymous with the term West Coast of Canada....

 of the Canadian province

Provinces and territories of Canada

The provinces and territories of Canada combine to make up the world's second-largest country by area. There are ten provinces and three territories...

 of British Columbia

British Columbia

British Columbia is the westernmost of Canada's provinces and is known for its natural beauty, as reflected in its Latin motto, Splendor sine occasu . Its name was chosen by Queen Victoria in 1858...

. It is located south of Princess Royal Island

Princess Royal Island

Princess Royal Island is the largest island on the North Coast of British Columbia, Canada. It is located amongst the isolated inlets and islands east of Hecate Strait on the British Columbia Coast. At , it is the fourth largest island in British Columbia...

 on the Inside Passage

Inside Passage

The Inside Passage is a coastal route for oceangoing vessels along a network of passages which weave through the islands on the Pacific coast of North America. The route extends from southeastern Alaska, in the United States, through western British Columbia, in Canada, to northwestern Washington...

 shipping route. Price Island

Price Island (British Columbia)

Price Island is an island on the coast of the Canadian province of British Columbia. It is located at the southeastern end of Hecate Strait and the northeastern end of Queen Charlotte Sound. The southermost point of Price Island, called Day Point, is used to delineated the boundary between Hecate...

 lies just south of Swindle Island. Both are located within the Kitimat-Stikine Regional District.

Swindle Island is part of a volcanic center called the Milbanke Sound Group

Milbanke Sound Group

The Milbanke Sound Group, also called the Milbanke Sound Cones, is an enigmatic group of five small basaltic volcanoes in the Kitimat Ranges of the Coast Mountains in British Columbia, Canada. Named for Milbanke Sound, this volcanic group straddles on at least four small uninhabited islands,...

 which includes several monogenetic

Monogenetic volcanic field

A monogenetic volcanic field is a volcanic field of small, scattered volcanic vents. These volcanic fields, containing numerous monogenetic volcanoes, are noted for having only one short eruptive event at each volcano, as opposed to regular volcanoes that have several eruptions from the same vent...

 cinder cone

Cinder cone

According to the , Cinder Cone is the proper name of 1 cinder cone in Canada and 7 cinder cones in the United States:In Canada: Cinder Cone In the United States:...

s. Kitasu Hill

Kitasu Hill

Kitasu Hill is a young basaltic cinder cone on southwestern Swindle Island on the coast of the Canadian province of British Columbia. It is located southwest of Klemtu and south of Kitasu Bay. Kitasu Hill produced lava flows that extend to the north...

 on the western side of Swindle Island is a young basalt

Basalt

Basalt is a common extrusive volcanic rock. It is usually grey to black and fine-grained due to rapid cooling of lava at the surface of a planet. It may be porphyritic containing larger crystals in a fine matrix, or vesicular, or frothy scoria. Unweathered basalt is black or grey...

ic cinder cone

Cinder cone

According to the , Cinder Cone is the proper name of 1 cinder cone in Canada and 7 cinder cones in the United States:In Canada: Cinder Cone In the United States:...

that produced lava flows that extend to the north.