Jump to navigation

The University of Arizona Wordmark Line Logo White
Home

 

 

FacebookTwitterYouTubeInstagramLinkedIn     Donate

Search form

  • Minerals
    • Mining in Arizona
    • King Copper
    • Gold Prospecting
    • Industrial Minerals
    • Mineral Rights
    • Mining Scams
    • Potash Case Study
    • Ask a Geologist
  • Publications
    • All Publications
    • Recent Publications
    • Document Repository
    • Map & Database Services
    • Geologic Report Index
    • Geologic Map Index
    • Photo Gallery
  • Center for Natural Hazards
    • All Natural Hazards
    • Earth Fissures & Ground Subsidence
    • Landslides & Debris Flows
    • Floods
    • Severe Weather
    • Problem Soils
    • Volcanism
    • Earthquakes
    • Radon
    • Homeowner's Guide
    • Ask a Geologist
    • Arizona Council on Earthquake Safety
  • Outreach & Geoheritage
    • Arizona Geoheritage
    • Educator Outreach
    • Public Resources
    • Ask a Geologist
    • Photo Gallery
  • Energy
    • Energy Resources
    • Geothermal
    • National Geothermal Data System
  • Basin Analysis
  • About
    • About AZGS
    • Projects
    • Events
    • News
    • Contact
    • Ask a Geologist
    • Staff
    • Services
    • Partners & Funders
    • Employment
    • AZGS Smartsheets

Revisions allow you to track differences between multiple versions of your content, and revert back to older versions.

  1. Home
  2. Mark E. Holland

Primary tabs

  • View
  • Revisions (active tab)
RevisionOperations
2025-01-23 11:29 by joecookcurrent revision
2025-01-23 10:42 by joecook

FacebookTwitterYouTubeInstagramLinkedIn

520-621-2470 | 1955 East 6th Street, P.O. Box 210184, Tucson, AZ 85721

visitors by appointment only

The maps, reports, and other information and content on this website are provided as a public service for informational purposes only.  Accuracy is not guaranteed, and the information contained or linked on this website should not be relied on except as general information.  The University makes no warranties or representations of any kind, and specifically disclaims all warranties including the warranty of merchantability and fitness for a particular purpose.  Users are responsible for verification of all facts and information to their own satisfaction.

© 2026 The Arizona Board of Regents on behalf of The University of Arizona.