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Showing posts with the label fossils

A Visit to the Fossil and Heritage Centre in Burray

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 Last August my friend Kathleen and I had a walk to the Cruaday quarry in Quoyloo, Sandwick, as mentioned in a previous blog. We have now visited the Fossil and Heritage Centre in Burray, where many of the fossils from the quarry, found by Leslie Firth, are exhibited. These fossil fish go back to the Devonian Period, and for 385 million years old, they are remarkably well preserved. The museum not only houses Cruaday fossils, but ones from other parts of Scotland, Germany and The Green River in the USA. There is also a mineral stone collection, and my favourite part was the darkened room which shows the fluorescence of some of these stones. Downstairs there is a room displaying information about the ships in Scapa Flow and detailing the path of the German U-boat which entered the Flow in 1939 and torpedoed HMS Royal Oak. Upstairs there is the heritage museum, with furniture and utensils from Orkney's past. The outbuildings include the old dairy, the old laundry and the tack room. T...

The Sandwick Fish Bed at Cruaday Quarry - exploring a lesser known site of interest in Quoyloo

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  On a sunny afternoon, my friend Kathleen and I decided to take a walk up to Cruaday quarry. Now disused, the quarry once provided flagstones for many Orcadian houses. The site is one of special scientific interest because of the fish fossils found there. The grey, calcareous siltstone was once the bed of a lake, 390 million years ago, when Orkney was located south of the equator. At times, central parts of the lake became starved of oxygen, and fish died in large numbers, being preserved as fossils in the rock. An information board at the site gives details.                siltstone                                                                                           ...