Title: Stillwater Mine Description: View of the Stullwater Mine, where rocks are collected for making lunar regolith simulant.
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The USGS has created man-made moon dirt, or regolith, to help NASA prepare for upcoming moon explorations. Four tons of the simulant is expected to be made by this summer of 2009 and turned over to the scientific community involved in lunar exploration. Location: Nye, MT, USA Photographer: ,
U.S. Geological Survey
Usage: This image is public domain/of free use. Please refer to the USGS Copyright section for more details. Source: