Steilacoom Quarry This Pierce County park was once the site of the Steilacoom Qu

Question

Steilacoom Quarry

This Pierce County park was once the site of the Steilacoom Quarry, where millions of tons of gravel were quarryed over the past century. It's now been landscaped into a golf course and park. Answer the following questions based on the Pleistocene ice ages lecture and the Puget Sound glaciation lecture, plus additional individual research where necessary. Use appropriate geomorphological terms in your answer.

1) Why was there so much gravel here? How can the presence of gravel deposits ehre be related to the broader story of glacial activity in the region?

2) Gravel is a critical commodity in industrial society. What's it used for? 3) Gravel and sand is almost always deposited under water. How can you explain why this gravel deposit is largely above water now?

Explanation / Answer

1.Process of glacial retreat and advance resulted in lots of sand and gravel.in that area.In Washington due to vaston phase retreat and advance there was lots of sand and gravel deposit that was thick and deep.Pierce county park was bought for purpose of mining.Glacial activity resulted in lots of thick and deep deposits of gravel in this area.

Gravel is used for many purposes in building industry like laying foundation and roads ,adding strength to cement,concrete production.

Thank you

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