https://geologypics.com/wp-content/uploads/2017/04/geologic-time-pics-logo-300x115.png00Marli Millerhttps://geologypics.com/wp-content/uploads/2017/04/geologic-time-pics-logo-300x115.pngMarli Miller2017-10-04 20:31:402017-10-04 20:32:54Pahoehoe and aa basalt, Mauna Loa
