古水流
單向性
具單一的流動方向。例如交错层理,水流波痕(英語:),叠瓦結構(英語:)。層底痕跡(英語:)/槽模(英語:)等
雙向性
提供線性方向,但不知流動方向。例如 對稱波痕(英語:),分離紋綫(英語:)等。
參考文獻
- Prothero, D. R. and Schwab, F., 1996, Sedimentary Geology, pg. 48–51, ISBN 0-7167-2726-9
- Mia, Xiaodong; Huayu Lua; Zhen Lid; Guangchao Caod (July 2008). "Paleocurrent and fabric analyses of the imbricated fluvial gravel deposits in Huangshui Valley, the northeastern Tibetan Plateau, China". Geomorphology. © 2007 Elsevier B.V. 99 (1–4): 433–442. Bibcode:2008Geomo..99..433M.doi:10.1016/j.geomorph.2007.12.005
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