Vintage Common Ground Mining Enamel Pin: Gold Tone - 1970s Industry Accessory This vintage “Common Ground: Modern Mining And You” enamel pin is a unique piece of industrial and environmental history. - Features a bold globe design in green and blue against a warm amber background - Reads “COMMON GROUND – Modern Mining And You” in clear, vintage-style lettering - Gold tone metal frame with glossy enamel finish - Likely promotional or educational piece related to the mining industry - Classic rectangular shape with secure backing for jackets, hats, or display boards A great conversation starter, this pin blends retro design with industrial heritage—perfect for collectors of mining memorabilia, environmental history items, or vintage promotional pins.