Citation:

PANGAEA.726331 (unpublished dataset)

Coverage:

Latitude: -77.628760 * Longitude: 162.882230

Minimum DEPTH, sediment/rock: 0.01 m * Maximum DEPTH, sediment/rock: 2.33 m

Event(s):

Lz1020-1 * Latitude: -77.628760 * Longitude: 162.882230 * Lake water depth: 32.6 m * Recovery: 0.1 m * Location: Lake Hoare, Taylor Valley, East Antarctica * Campaign: * Basis: Sampling/drilling in lake * Method/Device: Gravity corer (GC)

Lz1020-4 * Latitude: -77.628760 * Longitude: 162.882230 * Lake water depth: 32.6 m * Recovery: 2.33 m * Location: Lake Hoare, Taylor Valley, East Antarctica * Campaign: * Basis: Sampling/drilling in lake * Method/Device: Piston corer (PC)

Comment:

Mineralogical analysis standard: Corundum (Al2O3) at a sample/standard ratio of 5:1, random powder mounts were X-rayed from 3 to 40° 2theta with a step size of 0.02° 2theta and a measuring time of 2 s/step. The diffractograms were evaluated by using the software MacDiff 4.2.5

Parameter(s):

#	Name	Short Name	Unit	Principal Investigator	Method/Device	Comment
1	Event label	Event
2	DEPTH, sediment/rock	Depth sed	m			Geocode
3	Depth, top/min	Depth top	m
4	Depth, bottom/max	Depth bot	m
5	Nitrogen, total	TN	%	Ortlepp, Sabrina	Carbon and nitrogen and sulfur (CNS) isotope element analyzer, Elementar, Vario EL III
6	Sulfur, total	TS	%	Ortlepp, Sabrina	Carbon and nitrogen and sulfur (CNS) isotope element analyzer, Elementar, Vario EL III
7	Carbon, organic, total	TOC	%	Ortlepp, Sabrina	Element analyser, Metalyt CS-1000S (ELTRA Corp.)
8	Carbon, inorganic, total	TIC	%	Ortlepp, Sabrina	Calculated
9	Total dissolved solids, corrected	TDS corr	mg/l	Ortlepp, Sabrina	Ion chromatograph, Dionex Corporation, DX-120	cation and anion abundances of the samples
10	Size fraction < 0.002 mm, clay	<2 µm	%	Ortlepp, Sabrina	Grain size, CILAS 1180 Laser Particle Analyser
11	Size fraction 0.063-0.002 mm, silt, mud	63-2 µm	%	Ortlepp, Sabrina	Grain size, CILAS 1180 Laser Particle Analyser
12	Size fraction > 0.063 mm, sand	>63 µm	%	Ortlepp, Sabrina	Grain size, CILAS 1180 Laser Particle Analyser
13	Size fraction > 2 mm, gravel	>2 mm	%	Ortlepp, Sabrina	Grain size, sieving
14	Volcanic glass	Volc glass	%	Ortlepp, Sabrina	Counting 125-250 µm fraction	in heavy mineral fraction under polarising microscope
15	Quartz/standard ratio	Qz/std		Ortlepp, Sabrina	X-ray diffraction, miniflex (Rigaku Corp.)	CoK_alpha radiation (30 kV, 15 mA)
16	Pyroxene/standard ratio	Pyrox/std		Ortlepp, Sabrina	X-ray diffraction, miniflex (Rigaku Corp.)
17	Feldspar/standard ratio	Fsp/std		Ortlepp, Sabrina	X-ray diffraction, miniflex (Rigaku Corp.)
18	Amphibole/standard ratio	Amp/std		Ortlepp, Sabrina	X-ray diffraction, miniflex (Rigaku Corp.)

Size:

1408 data points

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