Thunderbird Mountain () is located in the

Livingston Range The Livingston Range is a mountain range located primarily in Glacier National Park in the U.S. state of Montana, and in the extreme southeastern section of the Canadian province of British Columbia. The range is long and wide. Over 15 summits ...

, Glacier National Park in the

U.S. state In the United States, a state is a constituent political entity, of which there are 50. Bound together in a political union, each state holds governmental jurisdiction over a separate and defined geographic territory where it shares its sover ...

Montana Montana () is a state in the Mountain West division of the Western United States. It is bordered by Idaho to the west, North Dakota and South Dakota to the east, Wyoming to the south, and the Canadian provinces of Alberta, British Columbi ...

. Thunderbird Mountain is situated on the

Continental Divide A continental divide is a drainage divide on a continent such that the drainage basin on one side of the divide feeds into one ocean or sea, and the basin on the other side either feeds into a different ocean or sea, or else is endorheic, not ...

Thunderbird Glacier Thunderbird Glacier is in Glacier National Park in the U.S. state of Montana. The glacier is situated on the east side Continental Divide of the Americas, Continental Divide below Thunderbird Mountain at an average elevation of above sea level. A ...

is located immediately northeast of the mountain.

Geology

Like other mountains in Glacier National Park, Thunderbird Mountain is composed of

sedimentary rock Sedimentary rocks are types of rock that are formed by the accumulation or deposition of mineral or organic particles at Earth's surface, followed by cementation. Sedimentation is the collective name for processes that cause these particles ...

laid down during the

Precambrian The Precambrian (or Pre-Cambrian, sometimes abbreviated pꞒ, or Cryptozoic) is the earliest part of Earth's history, set before the current Phanerozoic Eon. The Precambrian is so named because it preceded the Cambrian, the first period of the ...

Jurassic The Jurassic ( ) is a Geological period, geologic period and System (stratigraphy), stratigraphic system that spanned from the end of the Triassic Period million years ago (Mya) to the beginning of the Cretaceous Period, approximately Mya. The J ...

periods. Formed in shallow seas, this sedimentary rock was initially uplifted beginning 170 million years ago when the

Lewis Overthrust The Lewis Overthrust is a geologic thrust fault structure of the Rocky Mountains found within the bordering national parks of Glacier in Montana, United States and Waterton Lakes in Alberta, Canada. The structure was created due to the collision of ...

fault pushed an enormous slab of

precambrian The Precambrian (or Pre-Cambrian, sometimes abbreviated pꞒ, or Cryptozoic) is the earliest part of Earth's history, set before the current Phanerozoic Eon. The Precambrian is so named because it preceded the Cambrian, the first period of the ...

rocks thick, wide and long over younger rock of the

cretaceous The Cretaceous ( ) is a geological period that lasted from about 145 to 66 million years ago (Mya). It is the third and final period of the Mesozoic Era, as well as the longest. At around 79 million years, it is the longest geological period of th ...

period.

References

Livingston Range Mountains of Flathead County, Montana Mountains of Glacier County, Montana Mountains of Glacier National Park (U.S.) Mountains of Montana {{GlacierCountyMT-geo-stub

Geology

See also

References