Sentences with phrase «nodules containing»

Not exact matches

One influential textbook published in 1965 estimated that there were a trillion metric tons of nodules in the Pacific alone, and a publication in 1977 calculated that the North Pacific contained billions of tons of manganese and hundreds of millions of tons of nickel and copper.

Both shales also contained microscopic nodules of bitumen, a tarlike remnant left behind when oil migrates out of the shale.