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Title Transcription
イイナシガワ デルタ ノ チカ チシツ ボーリング コア シリョウ ノ ケントウ
Title Alternative (English)
Subsurface Geology of the Iinashigawa Delta Based on Various Drilling Data
File
language
jpn
Author
Nakamura, Tadashi
Lap Van Nguyen
Description
  The subsurface geology of the linashigawa Delta, situated in the eastern part of the Shimane Prefecture was examined on the basis of the existing drilled data. A buried valley, which was formed during the Last-Glacial Age. has been covered by prodelta muddy sediments. The valley has the maximum depth of more than 25m below the sea level and the overlying muddy sediments, which were formed during Jomon Transgression, attain to 20m in thickness. The Akahoya (K-Ah) Tephra (erupted 6300y. B. P) is intercalated commonly in muddy sediments of the drilled cores. Its horizon is shown areally in the figure. These muddy sediments are overlain by the deltaic sandy sediments of about 10m in thickness.
Subject
Last Glacial Age
Akahoya Tephra
Iinashigawa Delta
Jomon Transgression
Journal Title
Laguna : 汽水域研究
Volume
3
Start Page
131
End Page
140
ISSN
21852995
Published Date
1996-03
NCID
AN10439529
Publisher
島根大学汽水域研究センター
NII Type
Departmental Bulletin Paper
Format
PDF
Text Version
出版社版
OAI-PMH Set
Estuary Research Center
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