Smelter, Grand Junction, Colorado 1910 39.055166 -108.543150 C 1/2 and 27 1/2 Roads Grand Junction Mesa Colorado 81501 USA https://goo.gl/maps/ivAE7sA1iJw Google map for smelter A smelter that processed ores from mining was located on the Colorado River near C ½ Road. According to Levi Morse, fumes from the smelter were yellow-green and destructive to fruit trees. A rendering plant was later placed on the same site. The smelter was apparently in operation around 1905, but did not last much longer than that. yes yes