U3A Geological Field Trip to Porthgain and Abereiddi
Saturday 12 September 2015 Low Tide at Fishguard 14.10 BST
Meet at 10.30 am outside the Sloop Inn at Porthgain SM815326
In the morning we will look at the 19th C. harbour facilities for loading crushed stone and then walk along the coast path to Penclegyr where there are disused quarries in a large dolerite intrusion. The Ordovician slates are well displayed in the Porth Ffynnon inlet.
Lunch at the Sloop Inn or bring a packed lunch.
In the afternoon we drive to Abereiddi and examine the shales containing ‘tuning fork’ graptolites. Then walk over to Trwyncastell headland where the Llanrian volcanics outcrop. Finish by 3.30pm [img]http://pembrokeshireu3a.org.uk/wp-content/gallery/forum/F20150726.JPG[/img] Form more information CLICK HERE