Tapeats
Proper noun
Meaning
the Tapeats
(geology) The highly erosion-resistant geologic unit laid upon the Vishnu Basement Rocks in the central, parts of east, and parts of west Grand Canyon, Arizona.
Proper noun
the Tapeats
(geology) The highly erosion-resistant geologic unit laid upon the Vishnu Basement Rocks in the central, parts of east, and parts of west Grand Canyon, Arizona.