Holbrook Basin Click the image to see the original photo at maximum resolution (potentially large files). Click the title to see a full description, geolocation, and more. Photos 1 - 7 of 7 azgs_photo Arizona has Potash! azgs_photo The Cracks - Holbrook Basin, Arizona azgs_photo Arizona oil & gas poster azgs_photo McCauley Sinks, Holbrook Basin, Arizona azgs_photo Arizona has Salt! azgs_photo Potash Distribution in the subsurface of the Holbrook Basin azgs_photo Drilling for Potash, Holbrook Basin 6/2010