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Issue:
shen hai yu zhou chen de chu bu yan jiu
Author(s):
PENG Hanchang
,
ZHAO Kuizuo
,
CHEN Suitian
Pages:
682
-
685
Year:
1981
Issue:
11
Journal:
Chinese Science Bulletin
Keyword:
宇宙尘
;
中太平洋西部
;
硅酸盐玻璃
;
硅酸盐质
;
海洋调查船
;
矿物分析
;
深海
;
沉积样品
;
试验活动
;
全球大气
;
Abstract:
<正> 1978—1979年,我国海洋调查船“向阳红09”号在参加首次全球大气试验活动中,从中太平洋西部海域(10°S—5°N,160°—173°E)数千米深的洋底采回了表层及柱状沉积样品。当我们在对样品进行矿物分析时,发现其中含有许多铁质、硅酸盐质和硅酸盐玻璃质球粒(图1)。经初步分析认为,它们是来自地球之外的宇宙尘。现就主要的分析结果略述于下:
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