Earth & Environmental Sciences
playa
63%
evaporite
55%
diagenesis
49%
Mars
47%
mudstone
38%
cementation
21%
gypsum
19%
total organic carbon
19%
magnesite
12%
lacustrine environment
12%
halite
11%
Raman spectroscopy
11%
petrography
10%
electron probe analysis
10%
thin section
10%
dehydration
10%
near infrared
9%
Pliocene
9%
substitution
9%
cavity
8%
reflectance
8%
outcrop
8%
spectroscopy
8%
cation
8%
Miocene
8%
X-ray diffraction
7%
Pleistocene
7%
oxide
7%
dissolution
7%
sulfate
7%
crystal
7%
oxidation
6%
effect
2%
Agriculture & Biology
mudstone
93%
diagenesis
90%
playas
77%
total organic carbon
32%
gypsum
30%
thenardite
26%
magnesite
19%
Raman spectroscopy
15%
near-infrared spectroscopy
14%
X-ray diffraction
12%
oxides
11%
pods
11%
crystals
11%
cations
11%
sulfates
11%
oxidation
9%
electrons
9%
sampling
4%
Medicine & Life Sciences
Mars
76%
Cementation
48%
Calcium Sulfate
47%
Carbon
33%
magnesium carbonate
30%
sodium sulfate
25%
Electron Probe Microanalysis
24%
United States National Aeronautics and Space Administration
24%
Raman Spectrum Analysis
22%
Oxides
20%
X-Ray Diffraction
20%
Near-Infrared Spectroscopy
20%
Sulfates
18%
Dehydration
18%
Proxy
17%
Growth
17%
Cations
17%
Physics & Astronomy
playas
100%
Mars exploration
88%
cementation
24%
gypsum
23%
Mars sample return missions
16%
petrography
15%
outcrops
14%
carbon
11%
dehydration
10%
mars
10%
electron probes
9%
sulfates
9%
microanalysis
9%
beds
8%
dissolving
7%
Raman spectroscopy
7%
cations
7%
substitutes
6%
oxidation
6%
reflectance
5%
oxides
5%
cavities
5%
diffraction
4%
spectroscopy
4%
crystals
4%
x rays
3%