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| Description: Mineral Exploration Drill Rig This drill rig cuts and collects rock chips at a gold prospect in Australia. The white bags are full of rock chips recovered from specific intervals underground. These are the samples that are analyzed to determine the amount of gold that is present. Picture Stats: Views: 414 Filesize: 184.71kB Height: 1080 Width: 706 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=21585 |