2 September 2016
Friday fold: isoclinal fold in ferruginous pelite and chert of the Fig Tree Group
Posted by Callan Bentley
A quick Friday fold – Ulundi Formation, basal Fig Tree Group of the Barberton Greenstone Belt, exposed in a creekbed etched into the trace of the Sheba Fault. This is one of the outcrops I visited one week ago today as part of the pre-IGC field trip to the Barberton. The rocks are iron-rich cherts and pelites that have enjoyed some serious strain, presumably due to movement along the Sheba Fault.
Today’s the last day of the IGC meeting – Off I go to make the most of it! Enjoy your Friday, wherever you are.