There have been several instances in the last 150 years when valuable materials such as diamonds have been found contained in glacial debris.If one wanted to try to trace such valuable materials back to their source, which moraine would be most useful for tracing valuable gold deposits back to their bedrock source area?

Question

Quizplus · Accepted Answer

Lateral moraines are formed along the sides of a glacier and consist of debris that has fallen from the valley walls. They are more likely to contain materials that are closer to their original source, making them useful for tracing valuable deposits like gold back to their bedrock source area.

There Have Been Several Instances in the Last 150 Years