(5 ILCS 460/27) Sec. 27. State rock. Dolostone is designated the official State rock of the State of Illinois.
(Source: P.A. 102-1044, eff. 1-1-23.)
5 ILCS 460/27, under State Designations Act.
5 ILCS 460/27
(5 ILCS 460/27) Sec. 27. State rock. Dolostone is designated the official State rock of the State of Illinois.
(Source: P.A. 102-1044, eff. 1-1-23.)