Description of manganese deposits collected by R/V Nothwind during the 1963 expedition in the Laptev sea

• Main Authors: Holmes, M L, Creager, Joe S
• Format: Dataset
• Language: English
• Published: PANGAEA 1974
• Subjects: Deposit type; DEPTH; sediment/rock; Description; Event label; GC; Gravity corer; Identification; Laptev Sea; NOAA and MMS Marine Minerals Geochemical Database; NOAA-MMS; Northwind; NW63; NW63-143; NW63-145; Position; Quantity of deposit; Sediment type; Size; Substrate type; Visual description; Arctic; laptev
• Online Access: https://doi.pangaea.de/10.1594/PANGAEA.859299; https://doi.org/10.1594/PANGAEA.859299

The 400-km-wide, low gradient Laptev Sea continental shelf consists of flat terrace-like features at regular depth intervals from 10 to 40 m below present sea level. The five large submarine valleys traversing the shelf do not continuously grade seaward, but contain elongated, closed basins. These t...