Benchmark 4B
The Physical Setting: The Earth
Grades 6-8, page 69

Some minerals are very rare and some exist in great quantities, but--for practical purposes--the ability to recover them is just as important as their abundance. As minerals are depleted, obtaining them becomes more difficult. Recycling and the development of substitutes can reduce the rate of depletion but may also be costly.

NSES Content Standard F 
Science in Personal and Social Perspectives: Natural resources 
Grades 9-12, page 198 
The earth does not have infinite resources; increasing human consumption places severe stress on the natural processes that renew some resources, and it depletes those resources that cannot be renewed.