Kentucky Statutes2.091 State rock.Download pdfLoading PDF...<br><br> <br>Page 1 of 1 <br>2.091 State rock. <br>Kentucky agate is named and designated as the official rock of Kentucky. <br>Effective: July 14, 2000 <br>History: Created 2000 Ky. Acts ch. 146, sec. 1, effective July 14, 2000. <br><br>