SUMMARY
Finding of Neogene sediments
on the Đồng Văn rocky tableland, Hà Giang province
Lê Đức An, Uông Đình Khanh
These sediments have
been found lately (January, 2008) in the Đồng Văn karstic polje, consisting of
clay and silt with pebbles and boulders; they have been determined as Pliocene in
age by palinological analysis.
Ngày nhận bài: 21/8/2008
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