Citation:

PANGAEA.949080

Name: Mineral chemistry data from batch experiments simulating hydrothermal troctolite alteration at 400°C (40 MPa)
Published: 2022-09-26
License: https://creativecommons.org/licenses/by/4.0/
Keywords: experimental data; fluid-rock interaction; hydrogen; hydrothermal systems; Methane; troctolite alteration

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Published: 2022-09-26 • DOI registered: 2022-11-18

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Keyword(s):

experimental data; fluid-rock interaction; hydrogen; hydrothermal systems; Methane; troctolite alteration

Related to:

Hansen, Christian T; Lissenberg, C Johan; Kahl, Wolf-Achim; Bach, Wolfgang (2022): Hydrothermal troctolite alteration at 300 and 400 °C: Insights from flexible Au-reaction cell batch experimental investigations. American Mineralogist, 107(6), 1100-1115, https://doi.org/10.2138/am-2021-7832

Project(s):

Center for Marine Environmental Sciences (MARUM)

Funding:

German Research Foundation (DFG), grant/award no. 222826231 : DFG Koselleck project grant BA 1605/10-1

German Research Foundation (DFG), grant/award no. 390741603 : EXC 2077: The Ocean Floor – Earth's Uncharted Interface

Comment:

*Iron for andradite-grossular solid solutions was calculated as ferric Fe3+

1Mg = Mg / (Mg + Fe) 2XCa = Ca / (Ca + Na) 3XFe = Fe / (Fe + Al)

Parameter(s):

#	Name	Short Name	Unit	Principal Investigator	Method/Device	Comment
1	Phase	Phase		Hansen, Christian T	Electron microprobe (EMP)	reactants and phases
2	Olivine	Ol	%	Hansen, Christian T	Electron microprobe (EMP)	1, No of analysis 12
3	Plagioclase	Pl	%	Hansen, Christian T	Electron microprobe (EMP)	2, No of analysis 5
4	Chlorite	Chl	%	Hansen, Christian T	Electron microprobe (EMP)	1, No of analysis 28
5	Clinopyroxene	Cpx	%	Hansen, Christian T	Electron microprobe (EMP)	1, No of analysis 14
6	Xonotlite	Xonotlite	%	Hansen, Christian T	Electron microprobe (EMP)	No of analysis 2
7	Andradite	Adr	%	Hansen, Christian T	Electron microprobe (EMP)	3, No of analysis 6
8	Grossular	Grs	%	Hansen, Christian T	Electron microprobe (EMP)	3, No of analysis 11

License:

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

Status:

Curation Level: Enhanced curation (CurationLevelC)

Size:

183 data points

Data

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

1 Phase	2 Ol [%]	3 Pl [%]	4 Chl [%]	5 Cpx [%]	6 Xonotlite [%]	7 Adr [%]	8 Grs [%]
SiO2	41.45	44.64	35.56	53.18	50.66	36.11	36.57
TiO2	0.01	0.03	0.01	0.01	0.02	0.07	0.35
Al2O3	0.06	36.53	13.42	1.76	0.39	3.81	17.04
Cr2O3	0.01	0.01	0.01	0.00	0.01	0.00	0.01
FeO	9.24	0.61	5.28	4.53	1.25	22.18	7.07
MgO	49.89	0.08	32.58	15.22	0.52	0.84	1.17
MnO	0.15	0.00	0.06	0.18	0.20	0.08	0.16
CaO	0.07	3.00	0.11	25.31	46.33	33.59	35.38
Na2O	0.00	0.52	0.05	0.08	0.00	0.02	0.02
K2O	0.00	0.01	0.01	0.00	0.01	0.00	0.00
Total	101.27	101.91	87.36	100.36	99.42	96.72	97.77
Si	1.00	2.03	3.36	1.95	5.92	3.01	2.88
Ti	0.00	0.00	0.00	0.00	0.00	0.00	0.02
Al	0.00	1.96	1.49	0.08	0.05	0.37	1.58
Cr	0.00	0.00	0.00	0.00	0.00	0.00	0.00
Fe2+ *	0.17	0.02	0.42	0.14	0.14	1.54	0.47
Mg	1.81	0.01	4.59	0.83	0.10	0.10	0.14
Mn2+	0.00	0.00	0.00	0.01	0.02	0.00	0.00
Ca	0.00	0.95	0.01	1.00	5.82	2.99	2.98
Na	0.00	0.05	0.01	0.01	0.00	0.00	0.00
K	0.00	0.00	0.00	0.00	0.00	0.00	0.00
Basis (O)	4.00	8.00	14.00	6.00	18.00	12.00	12.00
1XMg 2XCa 3XFe#	0.91	0.95	0.92	0.86		0.81	0.23