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Late-Quaternary variations in clay minerals along the SW continental margin of India: Evidence of climatic variations

หน่วยงาน National Institute Of Oceanography (NIO), India

รายละเอียด

ชื่อเรื่อง : Late-Quaternary variations in clay minerals along the SW continental margin of India: Evidence of climatic variations
นักวิจัย : Chauhan, O.S. , Sukhija, B.S. , Gujar, A.R. , Nagabhushanam, P. , Paropkari, A.L.
คำค้น : clay minerals , quaternary , palaeoclimate , continental margins , illite , chlorite , kaolinite , climatic changes
หน่วยงาน : National Institute Of Oceanography (NIO), India
ผู้ร่วมงาน : -
ปีพิมพ์ : 2543
อ้างอิง : Geo-Marine Letters, Vol.20; 118-122p. , http://drs.nio.org/drs/handle/2264/1651
ที่มา : -
ความเชี่ยวชาญ : -
ความสัมพันธ์ : -
ขอบเขตของเนื้อหา : -
บทคัดย่อ/คำอธิบาย :

Down-core variations in illite, chlorite, smectite and kaolinite (the major clays) in two sup(14)C-dated cores collected along the SW continental margin of India show that illite and chlorite have enhanced abundance during 20-17, 12.5, 11-9.5, and 5-4.8 ka B.P., whereas smectite accumulation is higher between 17 and 12.5, and after 9 ka B.P. The climate may have been predominantly arid at 17 (20-17), 12.5, 10.5 (11-9.5), and 4.8 ka B.P. The first three dates correspond to the last glacial maximum, Bolling-Allerod, and Younger Dryas events, respectively. The SW monsoon was variable between 17 and 15 ka B.P., and it was more stable and intense after the Younger Dryas until about 6 ka B.P.

บรรณานุกรม :
Chauhan, O.S. , Sukhija, B.S. , Gujar, A.R. , Nagabhushanam, P. , Paropkari, A.L. . (2543). Late-Quaternary variations in clay minerals along the SW continental margin of India: Evidence of climatic variations.
    : National Institute Of Oceanography (NIO), India.
Chauhan, O.S. , Sukhija, B.S. , Gujar, A.R. , Nagabhushanam, P. , Paropkari, A.L. . 2543. "Late-Quaternary variations in clay minerals along the SW continental margin of India: Evidence of climatic variations".
    : National Institute Of Oceanography (NIO), India.
Chauhan, O.S. , Sukhija, B.S. , Gujar, A.R. , Nagabhushanam, P. , Paropkari, A.L. . "Late-Quaternary variations in clay minerals along the SW continental margin of India: Evidence of climatic variations."
    : National Institute Of Oceanography (NIO), India, 2543. Print.
Chauhan, O.S. , Sukhija, B.S. , Gujar, A.R. , Nagabhushanam, P. , Paropkari, A.L. . Late-Quaternary variations in clay minerals along the SW continental margin of India: Evidence of climatic variations. : National Institute Of Oceanography (NIO), India; 2543.