Physics & Astronomy
veins
84%
mars
78%
sulfates
71%
gypsum
66%
pyrites
65%
calcium
65%
analogs
53%
sulfur isotopes
16%
sedimentary rocks
15%
carbonaceous materials
14%
England
13%
fractionation
11%
microorganisms
11%
margins
10%
secondary ion mass spectrometry
9%
minerals
9%
rocks
9%
proximity
8%
oxidation
6%
microscopy
6%
fluids
5%
ions
4%
Agriculture & Biology
pyrite
94%
calcium sulfate
90%
gypsum
80%
sulfates
34%
sulfate minerals
24%
sedimentary rocks
24%
anhydrite
22%
isotopes
13%
England
13%
rocks
12%
preserves
12%
microscopy
12%
organic matter
12%
sulfur
11%
fractionation
11%
fluids
9%
oxidation
9%
ions
9%
microorganisms
8%
water
5%
sampling
4%
Earth & Environmental Sciences
gypsum
63%
Mars
61%
pyrite
58%
sulfate
47%
bassanite
21%
ion microprobe
16%
geological time
15%
sulfur isotope
15%
anhydrite
15%
sedimentary rock
12%
emplacement
11%
Permian
11%
preserve
11%
microscopy
11%
fractionation
11%
microorganism
10%
organic matter
8%
oxidation
8%
fluid
7%
mineral
7%
rock
6%
comparison
5%
material
5%
Medicine & Life Sciences
Mars
100%
Calcium Sulfate
93%
pyrite
88%
Veins
55%
Sulfates
31%
Sulfur Isotopes
20%
England
9%
Minerals
9%
Microscopy
7%
Ions
7%
Light
6%
Growth
4%