16 km SE Flagstaff, Walnut Canyon National Monument, Coconino County, Arizona, USA
August 7, 2018
2033 m 35°10'17.75"N 111°30'30.38"W, Black Light 8-9 PM, Coll: Gary Alpert,near visitor center, WP 235
Deposited in the
Museum of Northern Arizona (MNA) for the National Park Service
WACA 13431
Contributed by
Gary Alpert on 12 August, 2018 - 2:06pm
Last updated 12 June, 2023 - 5:58pm