DescriptionGreat Unconformity Tapeats Sandstone over Vishnu Schist from Hopi Point.jpg
English: View from Hopi Point of the Great Unconformity, with the base of the Cambrian Tapeats Sandstone of the Tonto Group truncating steeply foliated and veined late Paleoproterozoic to early Mesoproterozoic Vishnu Basement Rocks
to share – to copy, distribute and transmit the work
to remix – to adapt the work
Under the following conditions:
attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.