EXHIBIT 23 CONSENT OF INDEPENDENT AUDITORS We consent to the incorporation by reference in Registration Statement No. 333-92893 of IKONICS Corporation on Form S-8 of our report dated February 6, 2004, appearing in this Annual Report on Form 10-KSB of IKONICS Corporation for the year ended December 31, 2003. /s/ McGladrey & Pullen, LLP -------------------------------- Duluth, Minnesota March 26, 2004