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Soppensee
Country:
Switzerland
Varve Category: endogenic varves
Archive Type: lacustrine sediments
Lake Type: glacial lake
Maximum Depth: 27
Surface Area: 0.023
Elevation: 600
DOI / Reference Link: Access Link
Reference: Lotter, A.F. 2001: The palaeolimnology of Soppensee (Central Switzerland), as evidenced by diatom, pollen, and fossil-pigment analyses. Journal of Paleolimnology 25, 65-79.
Picture 1:
Description: Holocene calcite varves between 343-333 cm core depth from Soppensee core SO86-14, Switzerland taken at 27 m water depth in 1986
Picture Authors: Andy Lotter
Picture:
Description: Late-glacial siderite varves between 513-508 cm core depth from Soppensee core SO86-14, Switzerland taken at 27 m water depth in 1986
Picture Type: macroscopic
Picture:
Description: Thin cut of PEG-impregnated late-glacial siderite varves from Soppensee core SO86-14. Spring/summer layers with diatoms and amorphous organic autumn/winter layers.
Picture Type: microscopic
Picture:
Description:
Thin cut of PEG-impregnated Holocene calcite varves from Soppensee core SO86-14. Autumn/winter layers with organic matter and chrysophyte cysts, spring layer with centric diatoms, and graded calcites during spring (coarse) and summer (fine).
Picture Type: microscopic
Picture:
Description: Annual cycle of an organic varve from Soppensee, Switzerland, showing the diatom summer bloom layer and the detritic winter layer. Scanning electron microscope view (secondary electron mode) of a fresh sediment cut (scale bar: 40 µm).
Location:
Varve Category: endogenic varves
Archive Type: lacustrine sediments
Lake Type: glacial lake
Maximum Depth: 27
Surface Area: 0.023
Elevation: 600
DOI / Reference Link: Access Link
Reference: Lotter, A.F. 2001: The palaeolimnology of Soppensee (Central Switzerland), as evidenced by diatom, pollen, and fossil-pigment analyses. Journal of Paleolimnology 25, 65-79.
Picture 1:
Image
![2 cm reference](/sites/default/files/styles/large/public/2022-12/soppensee-carbonaceous-macroscopic-so86-14_343-333-sm.jpg?itok=OCFzU5Mx)
Description: Holocene calcite varves between 343-333 cm core depth from Soppensee core SO86-14, Switzerland taken at 27 m water depth in 1986
Picture Authors: Andy Lotter
Picture:
Image
![very close with 2cm](/sites/default/files/styles/large/public/2022-12/soppensee-carbonaceous-macroscopic-so86-14_513-508-sm.jpg?itok=eeJI8YfI)
Description: Late-glacial siderite varves between 513-508 cm core depth from Soppensee core SO86-14, Switzerland taken at 27 m water depth in 1986
Picture Type: macroscopic
Picture:
Image
![varves](/sites/default/files/styles/large/public/2022-12/soppensee-carbonaceous-microscopic-so86-14_lg-sm.jpg?itok=Qw1ghiPS)
Description: Thin cut of PEG-impregnated late-glacial siderite varves from Soppensee core SO86-14. Spring/summer layers with diatoms and amorphous organic autumn/winter layers.
Picture Type: microscopic
Picture:
Image
![microscopic very close](/sites/default/files/styles/large/public/2022-12/soppensee-carbonaceous-microscopic-so86-14_hol-sm.jpg?itok=1X3PeH0V)
Picture Type: microscopic
Picture:
Image
![electron microscope](/sites/default/files/styles/large/public/2022-12/Soppense-SEM.jpg?itok=Nc8XPRWJ)
Description: Annual cycle of an organic varve from Soppensee, Switzerland, showing the diatom summer bloom layer and the detritic winter layer. Scanning electron microscope view (secondary electron mode) of a fresh sediment cut (scale bar: 40 µm).
Location: