洛川源黄土沉积的地质环境

刊出日期: 1985-01-22

OEOLOOICAL ENVIRONMENT OF LOESS AT LUOCHAN YUAN, NORTHERN SHAANXI PROVINCE, CHINA

Publish Date: 22 January 1985

摘要: “源”是黄土高原地区的地貌类型之一,其特点是为较深沟谷所分割的平坦高地,它代表着黄土沉积的原始高原面。由于地处洛川,故名洛川塬。

Abstract: The term "YUAN" is a Geomorphologic form in the loess region refered to a flat highland cut by deep valleys. It represents a primary plateau surface of the loess deposits. The here described Luochuan Yuan is located at the Luochuan county, northern Shaanxi provmce. The geological deposition of Luochuan consists of Pliocenered clay and Pleistocene loess accuniulations, The eroded Pliocene Hipparion red clay forms a paleobasement for the deposition of the Pleistocene loess.

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