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define strata
layers of rock, particulary sedimentary, that form in basins
i.e., sediments layered on top of each other
define stratigraphy
identifying which layers of sedimentary are layered and what they tell us about Earth’s history
what is the “basement” of the Grand Canyon made of?
Precambrian metamorphic and igneous rock
what does brittle failure of rock form?
faults
what are some types of faults?
normal
reversed
strike slip
what does plastic deformation of rocks form?
folds
what are dome types of folds?
synclines
anticline
what is a parent isotope? give an example.
define
e.g., U238 → Pb
