The Wrekin & Ercall Quarries
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13 June
Saturday 13 June (Field meeting): Rock around The Wrekin, led by Andrew Jenkinson, (Shropshire Geological Society). Meet at 10.30, Forest Glen car park, (GR: SJ 638093), approx 1km south of M54 Junction 7. We will look at the Forest Glen Quarry, the Wrekin (views towards Snowdonia and the Cotswolds), the Cambrian unconformity of the Ercall (Ordovician Shineton Shales over the Lydebrook Sandstone), the Carboniferous Limestone (with Little Wenlock Basalt intrusion), and the opencast coal mines of the Coalbrookdale Coalfield. After a picnic lunch we'll visit the Ironbridge Gorge, Silurian Wenlock Limestone sites and others. Concluding with a brief discussion as to whether OS grid square SJ60 is in fact the most geologically varied 100 sq km in the whole world! Finish 4.30 (approx.) Wear suitable footwear for some slightly rough walking.