
            
            By: magic-gigapans
            
              Image: Robin Rohrback, Mid-Atlantic Geo-Image Collection
                
            
            
              License:
                 Creative Commons Non Commercial ⧉
              
            
          
            Uploaded: 5 May 2020
            Last Updated: 22 May 2020
          
              212 megapixels
            17,548 x 12,088 pixels
            58.5 in X 40.3 in at 300dpi
            
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Quaternary-aged porphyritic andesite from the Kibo summit of Mt. Kilimanjaro. Sample contributed by Sarah Yun.