Piccolo Summit
Encyclopedia
Piccolo Summit is a summit in the Fitzsimmons Range
Fitzsimmons Range
The Fitzsimmons Range is a small mountain range on the northwestern edge of the Garibaldi Ranges in southwestern British Columbia, Canada, located between the valleys of Cheakamus Lake and Fitzsimmons Creek . Its most famous summit is Whistler Mountain, which overlooks the resort town of Whistler...

 of the Garibaldi Ranges
Garibaldi Ranges
The Garibaldi Ranges are the next-to-southwesternmost subdivision of the Pacific Ranges of the Coast Mountains; only the North Shore Mountains are farther south. They lie between the valley formed by the pass between the Cheakamus River and Green River on the west and the valley of the Lillooet...

 of the Pacific Ranges
Pacific Ranges
The Pacific Ranges are the southernmost subdivision of the Coast Mountains portion of the Pacific Cordillera. Located entirely within British Columbia, Canada, they run northwest from the lower stretches of the Fraser River to Bella Coola, north of which are the Kitimat Ranges.The Pacific Ranges...

 in southwestern 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...

, 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...

. It is located on the north side of Cheakamus Lake
Cheakamus Lake
Cheakamus Lake is a lake in Garibaldi Provincial Park on the southeastern outskirts of the resort municipality of Whistler, British Columbia. It has an area of 5.7 km²...

 just southeast of the town of Whistler
Whistler, British Columbia
Whistler is a Canadian resort town in the southern Pacific Ranges of the Coast Mountains in the province of British Columbia, Canada, approximately north of Vancouver...

 in Garibaldi Provincial Park
Garibaldi Provincial Park
Garibaldi Provincial Park, also called Garibaldi Park, is a wilderness park located in British Columbia, Canada, about 70 kilometres north of Vancouver. The park is located to the east of the Sea to Sky Highway between Squamish and Whistler and covers an area of over 1,950 square kilometres...

. The mountain is the highest point of a group of hills called the Musical Bumps.

In 2004, volcanologist Jack Souther
Jack Souther
Jack Souther is an Bancroft Award winning American-Canadian volcanologist of the Geological Survey of Canada. He is a leading authority on geothermal resources and volcanism in the Canadian Cordillera. Souther has long been in demand as a professor to lay audiences because of his ability to give...

 of the Geological Survey of Canada convinced that Piccolo Summit is composed of lava flows that erupted from a volcano about 100 million years ago during the Late Cretaceous
Late Cretaceous
The Late Cretaceous is the younger of two epochs into which the Cretaceous period is divided in the geologic timescale. Rock strata from this epoch form the Upper Cretaceous series...

 period. Nearby Whistler Mountain
Whistler Mountain
Whistler Mountain is a mountain in the Fitzsimmons Range of the Pacific Ranges of the Coast Mountains, located on the northwestern edge of Garibaldi Provincial Park. It is the location of the Whistler-Blackcomb ski resort and the town of Whistler, British Columbia.The original name of the mountain...

 is composed of lava flows and nearby Flute Summit
Flute Summit (British Columbia)
Flute Summit is a flat-topped summit in the Fitzsimmons Range of the Garibaldi Ranges of the Pacific Ranges in southwestern British Columbia, Canada. It is located on the north side of Cheakamus Lake just southeast of the town of Whistler in Garibaldi Provincial Park...

 is a subvolcanic
Subvolcanic rock
A subvolcanic rock, also known as a hypabyssal rock, is an igneous rock that originates at medium to shallow depths within the crust and contain intermediate grain size and often porphyritic texture. They have textures between volcanic and plutonic rocks. Subvolcanic rocks include diabase and...

 intrusion
Intrusion
An intrusion is liquid rock that forms under Earth's surface. Magma from under the surface is slowly pushed up from deep within the earth into any cracks or spaces it can find, sometimes pushing existing country rock out of the way, a process that can take millions of years. As the rock slowly...

that was formed during the same period.

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