OCR 2023 GCE GEOLOGY H014/01: GEOLOGY AS LEVEL QUESTION PAPER & MARK SCHEME (MERGED)

2 © OCR 2023 Section A You should spend a maximum of 30 minutes on this section. Write your answer to each question in the box provided. 1 A common, rock-forming mineral can be scratched by a steel nail but not by a copper coin. It has two obvious cleavages at right-angles to each other. Which rock-forming mineral has these properties? A Augite B Mica C Olivine D Quartz Your answer [1] 2 The susceptibility of a mineral to weathering depends on both its mechanical strength and its chemical stability. Which mineral structure is most resistant to weathering? A Chains B Sheets C Frameworks D Silica tetrahedra Your answer [1] 3 Which property of igneous rocks seen in the field is most useful in distinguishing a lava flow from a sill? A Mineralogy B Number of baked margins C Xenoliths from the bed below D Crystal size Your answer [1] 3 This is a sketch of a cliff section containing two intrusive igneous rock units (P and T) in a sedimentary succession. Use this sketch to answer questions 4 and 5. Depth (m) 4 Which word describes rock T? A Batholith B Dyke C Lava flow D Sill Your answer [1] 5 Which sequence describes the order the rock units in the sketch of the cliff section were formed? A P Q R S T U V W B Q R S U T P V W C Q R S T U V W P D W V P U T S R Q Your answer [1] © OCR 2023 Turn over S