Human Use
The use of rocks has had a huge impact on the cultural and technological development of the human race. Rocks have been used by humans and other hominids for more than 2 million years. Lithic technology marks some of the oldest and continuously used technologies. The mining of rocks for their metal ore content has been one of the most important factors of human advancement, which has progressed at different rates in different places in part because of the kind of metals available from the rocks of a region.
Read more about this topic: Rock (geology)
Famous quotes containing the word human:
“The most dangerous word in any human tongue is the word for brother. It’s inflammatory.”
—Tennessee Williams (1914–1983)
“In my short experience of human life, the outward obstacles, if there were any such, have not been living men, but the institutions of the dead.”
—Henry David Thoreau (1817–1862)