Morphology and paleoenvironmental significance of quaternary sand veins, sand wedges, and composite wedges, Tuktoyaktuk Coastlands, Western Artic Canada

• Published in: SEPM Journal of Sedimentary Research
• Main Author: Murton, Julian B
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: SEPM Society for Sedimentary Geology 1996
• Subjects: G0001 Geography (General); Arctic; Canada; Tuktoyaktuk; Summer Island; Crumbling Point; Thermokarst
• Online Access: http://sro.sussex.ac.uk/id/eprint/11085/; https://doi.org/10.1306/D4268298-2B26-11D7-8648000102C1865D

Sand and sand-ice fillings of Quaternary thermal contraction cracks on Summer and Hadwen Islands, Western Arctic Canada, comprise sand veins, sand wedges, and composite wedges. Sand wedges in diamicton-poor ice, diamicton-rich ice, and ice-rich sand generally have simple V shapes, whereas those in i...