菊石紋 的英文怎麼說
中文拼音 [júdànwén]
菊石紋
英文
ammonite scroll-
Typical depositional structures of tempestite, such as radically arrangement of plate - like micrite gravel, hummocky lamination, load structure, grading bedding and ripple bedding are presented in the succession, indicating its accumulation in an offshore environment
該風暴沉積的底面侵蝕構造清楚,板片狀泥晶灰巖礫石呈菊花狀排列,發育丘狀交錯層理、負載構造、遞變層理和小波紋層理等沉積構造,為典型的淺海風暴巖。Or stone, chrysanthemum, a stone shaped like chrysanthemums found on the bottom of daxi river, yonghe town, liuyang city is shaped 20 miurcn years ago and it is a rare valuable stone in the world
菊花石又名石菊花,取之於湖南瀏陽永和大溪河底石頁之中,其花紋生於2億多年以前,是世界上獨一無二的名貴石料。
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