CORE
🇺🇦
make metadata, not war
Services
Services overview
Explore all CORE services
Access to raw data
API
Dataset
FastSync
Content discovery
Recommender
Discovery
OAI identifiers
OAI Resolver
Managing content
Dashboard
Bespoke contracts
Consultancy services
Support us
Support us
Membership
Sponsorship
Community governance
Advisory Board
Board of supporters
Research network
About
About us
Our mission
Team
Blog
FAQs
Contact us
Factors Influencing the Lightness of Paralic Sediments From Borehole LZ908 in the Southern Laizhou Bay
Authors
于洪军
姚菁
+3 more
徐兴永
苏乔
赵娜
Publication date
1 January 2012
Publisher
Abstract
对中国北方莱州湾南岸钻孔上部54m海陆交互相沉积物的亮度进行研究;探讨其作为海陆交互相沉积物的环境指标的可行性;同时通过对比不同样品处理方式所得的亮度值探讨影响亮度的几个因素。测量分2次进行;分别使用Minolta CM-2002分光光度计针对柱状原样及Minolta CR400/410色差计针对风干研磨后的散样进行。研究结果表明;海陆交互相沉积物的亮度;尤其是经过风干处理后样品的亮度值;与碳酸钙含量及粒度两个古气候代用指标均具有显著相关关系;可以将其作为碳酸钙含量的替代指标应用于海陆交互相沉积物的环境演化研究。而亮度值与碳酸钙含量不一致性;可归因于沉积物中非碳酸钙组分的性质及含量。粒度与亮度的相关性显示;钻孔砂质沉积中含有的大量深色的有机质使得钻孔中粒度0~31μm的部分比例越高;亮度会越大;而粒度>31μm的部分比例越高;亮度会越小。2次亮度值的对比表明;水分、氧化作用及研磨是沉积物2次测量所得亮度值存在差异的主要原因
Similar works
Full text
Available Versions
Institutional Repository of Yantai Institute of Coastal Zone Research, CAS
See this paper in CORE
Go to the repository landing page
Download from data provider
oai:ir.yic.ac.cn:133337/26553
Last time updated on 24/06/2021
Institutional Repository of Yantai Institute of Coastal Zone Research, CAS
See this paper in CORE
Go to the repository landing page
Download from data provider
oai:ir.yic.ac.cn:133337/5940
Last time updated on 18/09/2018