The geology of the grand canyon area includes one of the most complete and studied sequences of rock on earth.
Composition of zoroaster granite.
Because of the extreme heat and pressure that folded and changed the metamorphic rock it is hard to find any fossils in the basement rocks.
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.
Igneous rock called zoroaster granite.
The grand canyon tells one of the world s greatest geologic stories.
Most were deposited in warm shallow seas and near ancient long gone sea shores in western north america.
Click the bottom layer of the diagram to see the steps that resulted in the formation of the rocks.
Move your cursor over the photograph to highlight the vishnu schist and the zoroaster granite.
The resulting mountain range is believed to have been 5 6 miles high.
Bright angel shale if you came to grand canyon area 515 million years ago when the bright angel shale was forming everything was.
Adapted from national park service.
Zoroaster appears in the bahá í faith as a manifestation of god one of a line of prophets who have progressively revealed the word of god to a gradually maturing humanity.
Circle which rock family ies these rocks belong to.
Learn more about the properties and uses of granite in this article.
Use the movie controls to examine each frame and read the caption text.
During an orogeny a mountain building episode 1 7 billion years ago those rocks were folded faulted and uplifted metamorphosed and intruded by the zoroaster formation predominantly granite also subsequently metamorphosed to form granite gneiss.
Its distinctive features allow researchers to piece together the history of this unique location one of america s treasures and a unesco world heritage site.
Thinking of the geologic record as a book is helpful to understand each page of earth s history.
It is the most common plutonic rock of the earth s crust forming by the cooling of magma silicate melt at depth.
Zoroaster thus shares an exalted station with abraham moses krishna jesus muhammad the báb and the founder of the bahá í faith bahá u lláh.
Sedimentary igneous metamorphic bright angel shale if you came to grand canyon area 515 million years ago when the.
Because of the extreme heat and pressure that folded and changed the rock any fossils in the original rock were destroyed.
The beginning of the story starts at the bottom of the.