In spring 2015, the Arizona Geological Survey Mining Data site launched the Colvocoresses collection, comprising reports on field visits or submitted reports from approximately 300 Arizona mine and mining properties by Mr. Colvocoresses or his associates.
On July 2, 2014, the James Doyle Sell collection, which include more than 800 Arizona mine file records, was added to the Arizona Geological Survey Mine Site.
In April, the Arizona Geological Survey (AZGS) launched a new digital collection of Arizona’s mining history.
In 2011, AZGS began a comprehensive inventory of 30 archival collections, creating finding aids for the more than 10,000 folders, 6,000 maps, and 7,000 photographs.
