South Worcestershire

Jurassic Blue Lias siltstone, Rainbow Hill, Worcester

Blue Lias

January 1, 201312:00 pmMay 26, 2016 9:07 am

A blueish-grey lime mudstone used quite widely in South Worcestershire. Few if any traces remain of the quarries which were presumably backfilled and now lie under agricultural land. Originally most building may have been rendered as The Lias generally weathers quite poorly when exposed. It is easily recognised by its pale blueish colour, thin tabular […]

Cotswold Stone

January 1, 201312:00 pmMay 26, 2016 9:00 am

The golden brown to cream stone that typifies Cotswold villages is a Jurassic oolitic limestone and occurs in an outcrop extending from Bath all the way to Lincoln. It is composed of ooids, small spherical or ovoid concretions of calcium carbonate formed in tropical seas far from sources of sediment. Shell fragments and other fossils […]