Screwstone 3 Crinoids stems Ashover Derbyshire. Carboniferous Limestone.15cm x 9cm x 7cm 1.03Kg approx.- Buy Online
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Large Screwstone specimen – Stems of Crinoids from Ashover Derbyshire UK. Attractive internal casts have distinctive screw-like patterns in Carboniferous limestone.15cm x 9cm x 7cm 1.03Kg approx