https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/12150306Edit ImageSaveSaveEditCropCustom TextActive gold mill in San Juan County, Colorado. A great deal of water is necessary to process the ore by Russell LeeView public domain image source hereMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGTIFFSmall JPEG 1200 x 913 px | 300 dpiLarge JPEG 3500 x 2663 px | 300 dpiBest Quality JPEG 13806 x 10504 px | 300 dpiTIFF 13806 x 10504 px | 300 dpi | 138.4 MBFree DownloadActive gold mill in San Juan County, Colorado. A great deal of water is necessary to process the ore by Russell LeeMore