Arkansas State Parks Trip Ideas Filter Park [X] Crater of Diamonds Region Southwest Park Activity [X] Diamond Digging Trail Type Trail Difficulty Author [X] Waymon Cox Date Published February 2020 December 2019 November 2019 October 2019 August 2019 July 2019 June 2019 May 2019 April 2019 February 2019 December 2018 [X] September 2017 [X] June 2016 [X] March 2016 Surprising Uses for Minerals Found at the Crater of Diamonds Sep 2017 ⁄ Waymon Cox Dozens of minerals can be found at Crater of Diamonds State Park, including calcite, mica, and barite. Each one can be used in different ways to make our lives easier. What is a Diamond Worth? Jun 2016 ⁄ Waymon Cox Find out how we grade and appraise of the diamonds found at the Arkansas State Park, the different types of diamonds and how often our visitors discover diamonds they can take home. Crater of Diamonds State Park: A wonderful and crazy place Mar 2016 ⁄ Waymon Cox The main thing that makes Crater of Diamonds State Park so unique is that our visitors are allowed to hunt for diamonds, and then are allowed to keep them.