The server is under maintenance between 08:00 to 12:00 (GMT+08:00), and please visit
later.
We apologize for any inconvenience caused
GEOCHEMISTRY MODELING OF QUATERNARY SUBSURFACE BRINES IN SOUTH COAST OF THE LAIZHOU BAY,THE BOHAI SEA-TAKING BRINES FROM CORE-AOLI501 IN CHANGYI AREA AS AN EXAMPLE
Author(s): WANG Zhenyan, MENG Guanglan, WANG Shaoqing
Pages: 49-
53
Year: 2003
Issue:
1
Journal: MARINE GEOLOGY & QUATERNARY GEOLOGY
Keyword: 地下卤水; 水文地球化学模拟; 莱州湾南岸;
Abstract: 渤海莱州湾南岸地区赋存有大量的地下卤水,许多研究者认为这些卤水是第四纪地质历史时期古海水经强烈蒸发浓缩后埋藏而成的.运用反向地球化学模拟理论,选用美国地质调查局(USGS)提供的PHREEQC(1997)地球化学模拟软件,对莱州湾南岸昌邑廒里501孔各层卤水的水化学演化过程进行模拟.研究结果表明,该地区的地下卤水是由古海水经强烈蒸发浓缩后被沉积物埋藏,并在赋存过程中发生水-岩相互作用,使地下水出现方解石、石膏及CO2气体的过饱和析出,并伴随与沉积物发生K+、Na+、Mg2+、Ca2+之间的阳离子交换反应.其中的浅层地下卤水还受到地表盐场析盐后排放卤水的侵染.
Citations
No citation found
Related Articles
No related articles found