Tappan Spring

Tappan Spring is a spring located in Tappan Spring Canyon in Coconino County, Arizona.[1] Basalt rocks of Tappan age are named after flows from cinder cones north of the spring. Tappan-age rocks are from the period 0.2 to 0.7 myr.[2]

References

U.S. Geological Survey Geographic Names Information System: Tappan Spring
Richard B. Moore, Edward W. Wolfe and George E. Ulrich (1976). "Volcanic rocks of the eastern and northern parts of the San Francisco volcanic field, Arizona". Journal of Research of the U.S. Geological Survey. 4 (5): 549–560.{{cite journal}}: CS1 maint: uses authors parameter (link)

External links

This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.

[1] U.S. Geological Survey Geographic Names Information System: Tappan Spring

[2] Richard B. Moore, Edward W. Wolfe and George E. Ulrich (1976). "Volcanic rocks of the eastern and northern parts of the San Francisco volcanic field, Arizona". Journal of Research of the U.S. Geological Survey. 4 (5): 549–560.{{cite journal}}: CS1 maint: uses authors parameter (link)