Federal and State Laws
Michigan Compiled Laws Act 56 Of 1972 State Gem (2.17 - 2.17)
AN ACT to adopt chlorastrolite as the state gem.
1972, Act 56, Eff. Mar. 30, 1973
Section 2.17 State Gem.
Chlorastrolite, commonly known as greenstone, is adopted as the official gem of this state. History: 1972, Act 56, Eff. Mar. 30, 1973
Last modified: October 10, 2016