Thinking of the geologic record as a book is helpful to understand each page of earth s history.
Composition of zoroaster granite.
The grand canyon tells one of the world s greatest geologic stories.
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.
The geology of the grand canyon area includes one of the most complete and studied sequences of rock on earth.
Move your cursor over the photograph to highlight the vishnu schist and the zoroaster granite.
Most were deposited in warm shallow seas and near ancient long gone sea shores in western north america.
Circle which rock family ies these rocks belong to.
Vishnu schist and zoroaster granite.
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.
The beginning of the story starts at the bottom of the.
Use the movie controls to examine each frame and read the caption text.
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.
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.
Learn more about the properties and uses of granite in this article.
Bright angel shale if you came to grand canyon area 515 million years ago when the bright angel shale was forming everything was.
Igneous rock called zoroaster granite.
Sedimentary igneous metamorphic bright angel shale if you came to grand canyon area 515 million years ago when the.
The inner canyon has smaller beaches and is formed from igneous rocks such as vishnu schist and zoroaster granite.
The resulting mountain range is believed to have been 5 6 miles high.
Adapted from national park service.
Granite coarse or medium grained intrusive igneous rock that is rich in quartz and feldspar.
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.
Because of the extreme heat and pressure that folded and changed the rock any fossils in the original rock were destroyed.
