vishnu schist is the type of rock that makes up the grand canyon.
vishnu schist is the type of rock that makes up the grand canyon.
what type of rock makes up the grand canyon?
vishnu schist
the geology of the grand canyon area includes one of the most complete and studied sequences of rock on earth. the nearly 40 major sedimentary rock layers exposed in the grand canyon and in the grand canyon national park area range in age from about 200 million to nearly 2 billion years old. most were deposited in warm, shallow seas and near ancient, long-gone sea shores in western north america. both marine and terrestrial sediments are represented, including lithified sand dunes from an extinct desert. there are at least 14 known unconformities in the geologic record found in the grand canyon.
geology of the grand canyon area
grand canyon (disambiguation)









































grand canyon may also refer to:









































bullet::::- grand canyon of the colorado river, united states (the best-known "grand canyon")









































bullet::::- grand canyon national park, surrounding the canyon in arizona









































bullet::::- grand canyon village, arizona, a community within the national park









































grand canyon may also refer to:









































section::::entertainment.









































bullet::::- "grand canyon" (1949 film), american film starring richard arlen









































bullet::::- "grand canyon" (1958 film), disney documentary film









































bullet::::- "grand canyon" (1991 film), merican film starring kevin kline, danny glover, and steve martin









































bullet::::- "grand canyon" (book)









































bullet::::- "", 2003 book edited by tom vail
grand canyon (disambiguation)