Review the legend of symbols at the bottom of the page. On thelines provided for each cross section, write letters to indicatethe sequence of events from oldest (first in the sequence ofevents) to youngest (last in the sequence of events).

Review the legend of symbols at the bottom of the page. On the lines provided for each cross section, write letters to indicate the sequence of events from oldest (first in the sequence of events) to youngest (last in the sequence of events). Refer to G H A 1 Group 8 C p D Chuar Shales D Muay Limestone Bright Angel Shale Tapeats Sandstone Shale Dox Sandatorie Shinumo Quartzite Hakatai Shale 3720 Conglomerate Gravel Basalt R Clay Geologic Cross Section 1 Sedimentary rocks Gripe R Sandstone Limestone 20 Geologic Cross Section 2 Bass Dolomite XX D Zoroaster Granite J Siltstone N Geologic Cross Section 3 Dolomite B P M -G Geologic Cross Section 4 KEY TO SYMBOLS B A Granite Zone of contact metamorphism GRAND CANYON INNER GORGE K Igneous rocks BILA K Basalt Vishnu. Schist Unconformity Schist Other features B Fault H A Youngest Metamorphic rocks Youngest Oldest Oldest Youngest Greiss Youngest Contact Oldest Oldest