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Mountains

A mountain is a natural elevation of the earth's surface having considerable mass, often steep sides, and a height greater than that of a hill. Part of the geography of every continent, they are most often found in a long group called a range Some mountain ranges are Alps, Andes, Himalayas, and Rocky Mountains, though there are dozens more.

17,824 Questions

How did gold form in the sierra Nevada mountains?

The gold formed by fluid inclusion in a 130-mile-long belt in the foothills of the Sierra Nevada Mountains, and not in the Mountains themselves.

Gold was probably initially concentrated from ocean water by volcanic vents in metamorphic rocks at the leading edge of the Smartville Block, a chunk of eastward-moving crust called an "island terrane", as it collided with the North American Plate about 165mya. During the period of collision, partial melting of this rock and saturation with water caused the gold and silica to dissolve in the water and flash into steam which made its way up through cracks and fissures. When the pressure and heat reduced, the gold and silica dropped out as veins of gold-laden quartz filling cracks in the country rock of the Plate.

Many millions of years later, large chunks of dense rock broke off the bottom of the North American Plate and descended into the Mantle. This caused the Plate to be thinner and lighter, resulting in a large fracture and upwelling of Plate material, which is now the Sierra Nevada Mountains. Erosional processes in the last four million years washed some of the gold out of the quartz and into fossil river beds, which was the source of the 1849 Gold Rush gold. The gold-rich quartz veins were found when the placer golds were running out.

Where is Sierra Nevada located?

The Sierra Nevada is a mountain range located in the states of California and Nevada.

Who was the first person to scale mont blanc?

It was first climbed by Michel-Gabriel Paccard and Jacques Balmat on August 8th 1786.

State that contains the sierra Nevada mountains?

Mainly California, though I believe it touches into Nevada.

How much oxygen is in Everest death zone?

In the Everest death zone, which is above 8,000 meters (26,247 feet), the oxygen levels are dramatically reduced, with only about one-third of the oxygen available at sea level. This corresponds to an atmospheric pressure of around 253 mmHg compared to approximately 760 mmHg at sea level. As a result, climbers in this zone face severe hypoxia, making it extremely difficult to breathe and increasing the risk of altitude sickness.

Can I buy sierra Nevada pale ale beer in cans?

Sierra Nevada will begin canning Sierra Nevada Pale Ale in cans by the end of 2011. It will be available in 12-packs of 12 ounce cans. Torpedo Extra IPA will also be available in 4-packs of 16 ounce cans.

How did the sierra Nevada mountains get its name?

It is Spanish for SNOWY MOUNTAINS . Sierra means "mountains" and Nevada means "snowy". Initially, the Spanish explorer was simply describing them, not naming them. However, that description was used on the first map and that became the name.

Are Sierra Nevada a block mountain?

The Sierra Nevada mountain range is an example of block mountains

Who was the first person to climb the sierra Nevada?

I think a Spanish person 'cause it is spanish for "snowy mountain range"

What animals live in the Sierra Nevada Mountains in California?

The Sierra Nevada mountain range is incredibly diverse in its vegetation. There is much more than a person could possibly answer in this textual format. Here is a link to a website with a nicely presented guidebook to the plants and flowers of the Sierra Nevada's.

www.sierraplants.com/

Hope this helps. :)

What is higher the Sierra Nevada or the Appalacian?

According to Wikipedia, the Sierra Nevada began forming during the Triassic period, and the Appalachians were formed during the Ordovician period. This means that the Appalachians are much older.

Generally, more round, rolling mountains like the Appalachians are older than sharp, jagged ranges like the Rockies or Sierra Nevada.

What is the highest mountain on earth from it's peak to it's base?

Actually the tallest mountain on earth is Mauna Kea, in Hawaii. When you measure from the base to the peak, it is more than 4000 ft taller then Mount Everest. However, the mountain starts on the ocean floor, so you can see most of it, unless underwater.

Is sierra Nevada in Nevada?

The Sierra Nevada snowy mountain rangeis a mountain range in the U.S. states of California and Nevada, between the California Central Valley and the Basin and Range Province. Sierra Nevada means snowy hill. The Nevada state has some land of the Sierra Nevada mountain.

How did the Sierra Nevada Range form?

Where tectonic plates collide, the intervening crust can be folded or pushed up to form mountains. In the case of the Sierra Nevada, an ancient collision forced magma from an oceanic plate beneath the western part of North America. After millions of years, erosion and glaciation has exposed these underground rocks, or plutons, which form the bases of the mountains of the range.

Why is sierra Nevada mountain range important to california?

its important because people come here to snowboard and skii on it :) best ever

Where is the Sierra Arts Foundation in Reno Nevada located?

The address of the Sierra Arts Foundation is: 200 Flint St, Reno, NV 89501-2000

What country is located at 39N and 22E?

The answer is Greek. Greek is apparently 39N and 22E. Thank you for your question, I'm glad to help

What is the Spanish meaning of the English words 'Sierra Nevada'?

Sierra is a Spanish word meaning saw. Sierra Nevada is the saw-toothed or jagged mountain range running 400 miles through Nevada and California.