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