Answer:
The Mazama ash is an example of a marker bed.
Explanation:
Marker beds are distinct strata that are found in other sites in the same region. They can give evidence to age of sediments in a new site if they’ve been assigned a date in other sites. The Mazama ash is consisted of fragments that were ejected into the air by a volcanic eruption of the Mount Mazama, from Oregon Cascades. It blew up 6900 years ago and the ashes were carried by the wind. When the ash settled, it created a marker bed.
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The <span>colony that reached a population of 15,000 in 1700 .
The land of Virginia was really rich in minerals and mining resources. Making the region became a very suitable place to grow crops and a place for finding various precious metals such as gold and silver.
This condition caused many people attracted to tried their luck in Virginia.</span>
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