Which of the following statements is true?

the mineral ores for gold and silver are commonly found in the earth's crust.

the mineral ores for gold and silver are rarely found in the earth's crust.

the mineral ores for gold and silver can be easily manufactured artificially.

the mineral ores for gold and silver are commonly found in the oceans

This statement is true: The mineral ores for gold and silver are commonly found in the earth's crust.

These two types of metals are known as native metals because they are naturally occurring within the Earth's stratosphere. These metals are usually found through mining processes because they are often found mixed with sediments and other soil components. One method of acquiring gold is called gold panning while silver is obtained mixed with silver sulfide and sulfosalt minerals.

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