The rock that rolled

The rolling rocks brought south by the Ice Age – see them on display in Worcester City Art Gallery and Museum.

Research Worcestershire

Erratics are large pebbles or boulders that have been transported and deposited often some considerable distance from their origin, usually by glaciers. By comparing the rocks with those from possible originating areas, it is possible to monitor and plot past ice movements across large areas.

Worcester city collection has three such specimens in its collection, all of which are on display in the Museum and Art Gallery.

Around 40,000 years ago, at the height of the Ice Age, these granite boulders were brought to the area by ice sheets. When the ice finally melted about 13,000 years ago, the boulders were left behind.

The two largest specimens were both found in Claines having travelled down from the Lake District and Criffel in South West Scotland.

The smallest specimen is a little more mysterious. Looking through our historical records, an entry states that in the early years of the 20th century…

View original post 35 more words