Arkansas State Parks Trip Ideas Filter Park Crater of Diamonds Region Northwest Southwest Article: Park Activity Diamond Digging Article: Trail Type Article: Trail Difficulty Author Arkansas State Parks Staff Meg Matthews Monika Rued Jeanette Larson Paul Butler Tara Gillanders Jason Parrie Rebekah Spurlock Ron Salley Seth Boone Shelley Flanary [X] Waymon Cox Date Published February 2020 December 2019 November 2019 October 2019 August 2019 July 2019 June 2019 May 2019 [X] April 2019 March 2019 February 2019 December 2018 [X] September 2017 June 2016 March 2016 Build A Box Screen at Crater Apr 01, 2019 ⁄ Waymon Cox Greetings from Crater of Diamonds State Park! One of the most useful tools in searching for diamonds is a sifting screen. A fine-mesh screen helps you to sift dirt and search through gravel quickly... Surprising Uses for Minerals Found at the Crater of Diamonds Sep 01, 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.