Michigan Compiled Laws
Act 56 of 1972 - State Gem (2.17 - 2.17)
Section 2.17 - State Gem.

Sec. 1.
Chlorastrolite, commonly known as greenstone, is adopted as the official gem of this state.
History: 1972, Act 56, Eff. Mar. 30, 1973

Structure Michigan Compiled Laws