Graham Eaton / A PDC (polycrystalline diamond compact) type oil field drill bit on one othe Kimmeridge ledges. Kimmeridge Bay, Dorset, UK, March. The ledges are hard Jurassic age, carbonate rich horizons of Limetone...
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Graham Eaton / Exposure of Kimmeridge claystone, a hydrocarbon source rock. Rock with multi direction minor jointing and thin bedding, Kimmeridge, Dorset, England, UK.
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Mike Read / Fossils in Kimmeridge clay from Kimmeridge Bay. Isle of Purbeck, Dorset, UK. March.
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Mike Read / Fossils in Kimmeridge clay from Kimmeridge Bay. Isle of Purbeck, Dorset, UK. March.
