Rock ridges or plates?

• by JonnyOz_onMars

  Lines in this picture appear like rock ridges or plates at boundary edges? is this what they are?

  Posted January 10, 2013 8:09 PM

• by Portyankina scientist

  These are boarders of polygonal terrain blocks. Similar to permafrost in Norway or Alaska.

  Anya

  Posted January 10, 2013 8:51 PM