Citation:

PANGAEA.923810

Name: In-situ light measurements of oxygen, pH and sulfide in a microbial mat from the Atacama Desert, Chile
Published: 2020-10-09
License: https://creativecommons.org/licenses/by/4.0/
Keywords: anoxia; arsenic; Atacama Desert; lithification; Microbial mat; Sulfur

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Keyword(s):

anoxia; arsenic; Atacama Desert; lithification; Microbial mat; Sulfur

Supplement to:

Visscher, Pieter T; Gallagher, Kimberley L; Bouton, Anthony; Farias, Maria; Kurth, Daniel; Sancho-Tomás, Maria; Philippot, Pascal; Somogyi, Andrea; Medjoubi, Kadda; Vennin, Emmanuelle; Bourillot, Raphael; Walter, Malcolm R; Burns, Brendan P; Contreras, Manuel; Dupraz, Christophe (2020): Modern arsenotrophic microbial mats provide an analogue for life in the anoxic Archean. Communications Earth & Environment, 1(1), https://doi.org/10.1038/s43247-020-00025-2

Coverage:

Latitude: -23.731944 * Longitude: -68.246944

Minimum DEPTH, sediment/rock: -0.00100 m * Maximum DEPTH, sediment/rock: 0.00850 m

Event(s):

Laguna-La-Brava * Latitude: -23.731944 * Longitude: -68.246944 * Location: Chile * Method/Device: Multiple investigations (MULT)

Parameter(s):

#	Name	Short Name	Unit	Principal Investigator	Method/Device	Comment
1	DEPTH, sediment/rock	Depth sed	m	Visscher, Pieter T		Geocode
2	Sulfide	S2-	µmol/l	Visscher, Pieter T	Needle-encased glass electrodes with PA-2000 picoammeter (Unisense)	measurement 1
3	Sulfide	S2-	µmol/l	Visscher, Pieter T	Needle-encased glass electrodes with PA-2000 picoammeter (Unisense)	measurement 2
4	Sulfide	S2-	µmol/l	Visscher, Pieter T	Needle-encased glass electrodes with PA-2000 picoammeter (Unisense)	measurement 3
5	pH	pH		Visscher, Pieter T	Needle-encased glass electrodes with PA-2000 picoammeter (Unisense)	measurement 1
6	pH	pH		Visscher, Pieter T	Needle-encased glass electrodes with PA-2000 picoammeter (Unisense)	measurement 2
7	Oxygen	O2	µmol/l	Visscher, Pieter T	Needle-encased glass electrodes with PA-2000 picoammeter (Unisense)	measurement 1
8	Oxygen	O2	µmol/l	Visscher, Pieter T	Needle-encased glass electrodes with PA-2000 picoammeter (Unisense)	measurement 2
9	Oxygen	O2	µmol/l	Visscher, Pieter T	Needle-encased glass electrodes with PA-2000 picoammeter (Unisense)	measurement 3

License:

Creative Commons Attribution 4.0 International (CC-BY-4.0)

Size:

246 data points

Data

Download dataset as tab-delimited text — use the following character encoding:

1 Depth sed [m]	2 S2- [µmol/l] (measurement 1)	3 S2- [µmol/l] (measurement 2)	4 S2- [µmol/l] (measurement 3)	5 pH (measurement 1)	6 pH (measurement 2)	7 O2 [µmol/l] (measurement 1)	8 O2 [µmol/l] (measurement 2)	9 O2 [µmol/l] (measurement 3)
-0.00100	73	76	78	8.2	8.1	0	0	0
-0.00075	68	69	73	8.1	8.1	0	0	0
-0.00050	62	64	68	8.2	8.1	0	0	0
-0.00025	58	59	62	8.1	8.1	0	0	0
0.00000	56	55	58	8.2	8.1	0	0	0
0.00025	52	53	52	8.3	8.1	0	0	0
0.00050	41	49	48	8.3	8.3	0	0	0
0.00075	33	44	44	8.5	8.5	0	0	0
0.00100	24	35	37	8.4	8.6	0	0	0
0.00125	19	27	26	8.6	8.8	0	0	0
0.00150	16	22	19	8.7	8.7	0	0	0
0.00175	13	18	23	8.9	8.8	0	0	0
0.00200	15	17	26	9.1	8.9	0	0	0
0.00225	24	19	24	9.0	9.1	0	0	0
0.00250	23	26	26	8.8	9.1	0	0	0
0.00275	26	33	33	8.7	9.0	0	0	0
0.00300	37	37	41	8.8	8.9	0	0	0
0.00325	37	41	48	8.9	8.9
0.00350	48	48	55	8.8	8.7
0.00375	58	41	64	8.9	8.9
0.00400	64	52	73	8.6	8.8
0.00425	72	58	72	8.5	8.7
0.00450	78	62	85	8.5	8.5
0.00475	85	73	91	8.3	8.4
0.00500	97	78	95	8.2	8.3
0.00525	95	73	97	8.3	8.2
0.00550	97	78	103	8.2	8.2
0.00575	103	85	103	8.2	8.2
0.00600	107	91	112	8.1	8.2
0.00625	112	97	118	8.2	8.3
0.00650	121	103	118	8.2	8.3
0.00675	124	112	121	8.1	8.3
0.00700	132	118	124	8.3	8.3
0.00725	136	124	132	8.3	8.2
0.00750	138	132	132	8.2	8.2
0.00775	140	138	136	8.2	8.3
0.00800	136	138	140	8.3	8.3
0.00825	140	140	138	8.4	8.3
0.00850	140	138	138	8.3	8.3