Government Code › TITLE 1. GENERAL › DIVISION 2. STATE SEAL, FLAG, AND EMBLEMS › CHAPTER 2. State Flag and EmblemsGovernment Code § 425.3‹ § 425.2§ 425.5 ›Copy linkOpen in browserleginfo ↗425.3.Benitoite is the official state gemstone.(Added by Stats. 1985, Ch. 1365, Sec. 1.)