Earth & Environmental Sciences
acid precipitation
95%
neutralization
77%
schist
71%
weathering
57%
weathering rate
36%
vermiculite
35%
sulfate
29%
jarosite
18%
iron sulfide
17%
chemical weathering
16%
black shale
16%
abrasion
15%
water chemistry
14%
illite
14%
sulfuric acid
14%
iron oxide
13%
kaolinite
13%
biotite
13%
hydroxide
13%
Ordovician
13%
pH-value
12%
mineralogy
12%
X-ray diffraction
10%
leaching
10%
oxidation
9%
rock
6%
product
6%
rate
4%
Agriculture & Biology
metamorphic rocks
100%
weathering
85%
neutralization
73%
acids
39%
sulfates
22%
vermiculite
21%
jarosite
15%
biotite
14%
illite
14%
mineralogy
12%
kaolinite
12%
shale
12%
partridges
11%
iron oxides
11%
hydrochemistry
11%
hydroxides
11%
sulfides
9%
sulfuric acid
9%
X-ray diffraction
8%
leaching
8%
rocks
8%
oxidation
6%
iron
6%
Engineering & Materials Science
Weathering
87%
Acids
64%
Sulfates
29%
Biotite
17%
Efflorescence
15%
Kaolinite
13%
Mineralogy
13%
Iron oxides
11%
Sulfuric acid
11%
Leaching
10%
Sulfides
10%
Shale
10%
Abrasion
8%
X ray diffraction
8%
Iron
7%
Oxidation
7%
Rocks
7%
Water
4%
Chemical Compounds
Weathering
84%
Neutralization
71%
Efflorescence
31%
Acid
24%
Sulfate
22%
Iron Sulfides
13%
Abrasion
11%
Leaching
9%
Black
8%
Sulfuric Acid
8%
pH Value
8%
Chemistry
5%
X-Ray Diffraction
4%
Oxidation Reaction
4%