SL4-1

Sample information

Name
SL4-1
Type
Alluvial sands
Aspect
rock
Origin
Carriere des Barrys, Yssingeaux, France
Curation
L. Mandon, LGLTPE
Citation
Mandon, L., Beck, P., Quantin-Nataf, C., Dehouck, E., Thollot, P., Loizeau, D., Volat, M., n.d. ROMA: a database of rock reflectance spectra for Martian in situ exploration.

Reflectance data

Experiment: Reflectance measurements on various levels of altered basaltic flows in Loire and Velay, France

Download data: [calibrated] [refined]
Band parameters
Position (nm) Depth Width (nm) Area FWHM (nm)
1420
0.067
222
216.0
88
1923
0.261
285
253.1
117
2199
0.069
121
117.6
44
2499
0.044
153
148.9
99
2939
0.946
1374
598.8
821

Experiment: Reflectance measurements on various levels of altered basaltic flows in Loire and Velay, France

Download data: [calibrated] [refined]
Band parameters
Position (nm) Depth Width (nm) Area FWHM (nm)
1419
0.045
265
261.5
57
1923
0.156
282
264.5
104
2199
0.048
122
119.5
47
2501
0.025
153
150.6
104

XRD data

Download data: [counts]
First-order composition: Quartz Alcaline felspar Plagioclase Nontronite Halloysite Oxides

(+: <15%, ++: 15–30%, +++: 30–60%, ++++: >60%, none specified: missing Reference Intensity Ratio(s) in the PDF-4 database)