
            
            By: magic-gigapans
            
              Image: Robin Rohrback, Mid-Atlantic Geo-Image Collection
                
            
            
              License:
                 Creative Commons Non Commercial ⧉
              
            
          
            Uploaded: 29 Apr 2020
            Last Updated: 1 Jun 2020
          
              434 megapixels
            28,888 x 15,008 pixels
            96.3 in X 50.0 in at 300dpi
            
              4,445 pixels per inch
          
The contact between a porphyritic mafic dike and the Archean-aged Wyoming Terrane, into which it intruded during the Proterozoic. For more information on this rock, colloquially known as "leopard rock," click here: http://blogs.agu.org/mountainbeltway/2012/06/25/leopard-rock/ To explore a gigapan of the uncut side of this sample, click here: https://viewer.gigamacro.com/view/IaAM28N9rx929iiN