What is the most common type of mining in Iowa?

asked May 21, 2021 220k views

0 votes

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5 votes

Answer:

Zinc and iron

Step-by-step explanation:

9 mines in Iowa were observed to have ore mineralization in an outcrop, shallow pit, or isolated drill hole

Ivan Pierre answered May 21, 2021

6.6k points

4 votes

Answer:lead or zinc

Step-by-step explanation:

Tony Qu answered May 28, 2021

6.8k points

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