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During which two geologic time periods did most of the surface bedrock of the Taconic Mountains form?

The Taconic Mountains' bedrock formed predominantly during the Ordovician and Silurian periods, approximately 485 to 420 million years ago. These mountains are known for their ancient rocks that were created during this span of time.


Is it true that volcanos can form qickly unlike mountains?

Yes it is very true. Due to enormous pressure build up by the volcanic material underground volcanoes are formed quickly. Mountains are formed slowly and gradually over a period of time and go on rising in inches and centimeters.


Where the Blue Ridge Mountains formed at the same time that the Rocky Mountains were formed?

No, the Appalachian Mountain range, which contains the Blue Ridge Mountains, are all millions of years older than the Rocky Mountains.


Are mountains formed by erosion?

No, mountains are not formed by erosion. Mountains are typically formed by tectonic forces such as plate movements, volcanic activity, or folding of the Earth's crust. Erosion can shape and alter the surface of a mountain over time, but it does not create the mountains themselves.


How was Mackenzie mountains formed?

The Mackenzie Mountains were formed through a combination of tectonic uplift, folding, and faulting processes that occurred over millions of years. The mountains are part of the larger North American Cordillera, which was created by the collision of tectonic plates. Erosion and glaciation have also played a role in shaping the rugged landscape of the Mackenzie Mountains over time.


How did the time period get its name?

The Jurassic Period is named for the Jura Mountains, part of the Alps between France and Switzerland, which date to this period.


When was mt st helens formed?

In formed within the last 4000 year time period.


What year were the white mountains of New Hampshire formed?

they have been there since the beginning of time


How was the soapstone ridge formed?

It was formed by running water,and over an period of time,it came together and formed Soapstone Ridge.


How did the Jurassic time period get its name?

The Jurassic Period is named for the Jura Mountains, part of the Alps between France and Switzerland, which date to this period.


What kind of mountain has weathered and rounded peaks and gentle slopes?

These are either VERY old mountains formed by the crust compressing or mountains formed by the crust slowly pulling apart over time.


What are mountains formed by magma that reach the Earth's surface?

Mountains formed by magma that reach the Earth's surface are called volcanoes. These volcanic mountains are created through the eruption of lava, ash, and gases from the Earth's mantle and crust. Over time, repeated eruptions build up the volcano, forming a distinct peak.