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Recent Posts
Sarah (Andrews) Brown, petroleum geologist and author of the Em Hansen mystery series, passed away in a private plane crash along with her husband, Damon, and their son Duncan on 24 July 2019.
In FY 2019, there were 380 active, full-time mines or development projects in the state of Arizona (Richardson and others, 2019). The new Directory of Active Mines in Arizona: FY 2019, a joint product of the Arizona Mine Inspector’s Office and the Arizona Geological Survey, characterizes those active mines.
Arizona has earthquakes as the three time-lapse videos show.
The Grand Canyon Panorama Project is a collection of hundreds of interconnected 360° panoramas of Grand Canyon National Park. The project was created by me 20 years ago.
"This geology and trail guide is for anyone who likes to walk, be outdoors, and is interested in the geology in and around Flagstaff.” Richard Holm
The raw results of spring's AZGS economic impact survey are now in. We are pulling together the survey data, interviews, and web analytics to complete the picture. Stay tuned.
Donald J. Applebee Jr., geologist and former President of the Arizona Geological Society passed away suddenly on 27 May 2019. Don was a long-time geologist for ASARCO. He was born on 15 Feb. 1958 in Erie, PA, where he grew up. Don was a well known and well respected member of the southern Arizona mining community.
Assay results from Bell Copper's K-20 drill hole, Perseverance Project, Kingman, Arizona
The Black Point Lava Flow in a new AZGS electronic postcard is a timely reminder of the Apollo program, 50 years after the first landing on the Moon, and of NASA’s recently articulated goal to land astronauts at the lunar south pole within the next five years.
Do you recall the Schultz Fire of 2010 that ravaged the southeast flank of San Francisco Mountain? The team at NAU’s Ecological Restoration Institute published a 44-p. report detailing the economic impact of this modest-size fire. The ecological and human impact of the fire lingers on.
The Arizona Geological Survey is celebrating GSA-2019 with 21 Arizona Rocks! digital postcards.
At 10:01 a.m. on 27 April 2019, Duncan, Arizona and environs were rocked by an ML 3.6 earthquake. AZGS Research Geoscientist J.Y. Ben-Horin filed this preliminary report.
In March 2019, President Donald Trump signed a public lands bill creating the Santa Cruz Valley National Heritage area encompassing parts of Santa Cruz and Pima Counties. This followed more than a decade of effort on the part of U.S.
The 3,300-square-mile Santa Cruz Valley National Heritage Area of southern Arizona was signed into law earlier in March 2019.
Hudbay hurdles final obstacle to initiate their mine plan operation at the Rosemont Copper Mine south of Tucson, Arizona.
AZGS' digital geologic map product suite will now include multiple digital formats - geodatabase, geojson, KMZ and shapefiles - to meet the needs of Arizona geoscientists.
‘Touring Geoheritage Sites of Flagstaff & Environs’ StoryMap highlights 30 of the most prominent geologic, archaeologic, and cultural features near Flagstaff, Arizona.
The Virtual Arizona Experience had a great run from 14 February 2012 till March 2019. 'All good things must pass.'
The US Geological Survey just released their 2018 report on U.S and global mineral commodities. Arizona is No# 1 in copper production in the U.S.
