STATE GEM (EXCERPT)
Act 56 of 1972

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

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Michigan Compiled Laws Complete Through PA 5 of 2025
Courtesy of legislature.mi.gov