“crater Lake Located In Oregon Is An Example Of A(n) _______ Which Is Characterized By _______”?

What type of volcano is Crater Lake a part of?

About 6,850 years ago Mount Mazama, a stratovolcano, collapsed to produce Crater Lake, one of the world’s best known calderas. The caldera is about 6 miles (10 km) wide. The catastrophic pyroclasticeruption released about 12 cubic miles (50 cubic km) of magma to the surface.

How would you describe Crater Lake?

At 1,943 feet deep, Crater Lake is the deepest lake in America. Famous for its beautiful blue color, the lake’s water comes directly from snow or rain — there are no inlets from other water sources.

What geologic feature is Crater Lake?

Crater Lake partially fills a type of volcanic depression called a caldera that formed by the collapse of a 3,700 m (12,000 ft) volcano known as Mount Mazama during an enormous eruption approximately 7,700 years ago.

Was Crater Lake formed by a meteor?

About 290 million years ago, two large meteorites crashed into Earth and formed the two impact craters the make up this lake system in Quebec’s largest national park.

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What is Crater Lake an example of?

Crater Lake in the southern Cascade Range of Oregon, USA, is one of the most beautiful calderas in the world. It formed by the collapse of a massive stratovolcano known as Mount Mazama about 6850 years ago. The caldera measures 8×10 km in diameter and is filled with a lake of up to 600 m depth.

Can you go to the island in Crater Lake?

The best way to see Crater Lake is by boat! For visitors seeking to explore Wizard Island, we offer either a boat cruise or a quick shuttle ride straight to the island. There is a 2.2-mile round-trip trail (down to the boat dock and back) that drops approximately 700 ft.

Why is crater lake so dangerous?

The Cleetwood trail is the only legal access to the lake,” McCabe said. Within the caldera, snow and rocks are highly unstable and can often cause rockslides and avalanches, according to the national park. “Crater lake is a volcano, and the soil is really crumbly, so if you’re on the soil its very hazardous.

How dangerous is Crater Lake?

Hiking and climbing inside the caldera are strictly prohibited. The only exception is the Cleetwood Cove Trail, the only safe and legal access to the lake shore. Serious injuries and deaths have occurred from falls inside the caldera. The walls consist of steep, unstable rocks and soils.

Does crater lake have fish?

There is no evidence that native fish ever lived in Crater Lake. It is currently estimated that the lake supports approximately 60,000 kokanee salmon (Oncorhynchus nerka; landlocked sockeye salmon) and rainbow trout. All streams in the park are open for fishing except Sun Creek and Lost Creek.

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What rocks are found in Crater Lake?

Most of the rock in the vicinity of Crater Lake is porphyritic andesite, a volcanic rock intermediate between the acidic rocks containing much silica and alumina, and the basic rocks containing the ferro- magnesian minerals.

What causes the water level in the Crater Lake to drop?

Crater Lake water surface elevations (above mean sea level ) beginning in 1901. This depth is referenced against a surface elevation of 6,176 ft. Because the Lake loses water daily by evaporation and seepage, there are times when the Lake depth must be less than the 1959 value.

Is Crater Lake an active volcano?

While Crater Lake is an active volcano, it’s been 4,800 years since the old Mount Mazama blew up. Volcano Observatory also noted that although Crater Lake is an active volcano, there is no current danger.

Are boats allowed on Crater Lake?

Boating – Private boats or flotation devices are not allowed on Crater Lake. The only access to the lake is by the Cleetwood Trail located on the north side of Crater Lake. Time – Fishing is allowed in the park from 1/2 hour before sunrise to 1/2 hour after sunset.

What is the deepest natural lake in the US?

At 1,943 feet (592 meters), Crater Lake is the deepest lake in the United States and one of the deepest in the world.

Where is menengai crater found?

Menengai Crater is a massive shield volcano with one of the biggest calderas in the world, in the Great Rift Valley, Kenya. It is the largest volcano caldera in Kenya and the second largest volcano caldera in Africa. Volcanic formed rich loam soils enrich the adjacent farmland arounds its flanks.

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