Table II. The nature and age of basement host rocks and fissure fills in the Lancaster field fractured reservoir, West of Shetland HoldsworthR.E. TriceR. HardmanK. McCaffreyK.J.W. MortonA. FreiD. DempseyE. BirdA. RogersS. 2019 Table II) Tables of Zircon U–Pb data for 3 samples of Lancaster basement from well 205/21a-7.