A bill filed in the Arizona House (HB2496) by Rep. Mark Finchem (R-Tucson) would designate wulfenite as the State Mineral of Arizona. [Right, wulfenite from the Red Cloud mine. Photo credit, Jan Rasmussen]
Copper is the current State Metal, hence Arizona's moniker as the "Copper State." Turquoise is the State Gemstone, adopted in 1974.
Petrified wood, or araucarioxylon arizonicum, is the official state fossil.
A full list of Arizona State Symbols is available at the Secretary of State's website at http://www.azlibrary.gov/state-symbols
Unexpected Early Triassic marine ecosystem
2 days ago