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Bicarbonate
4
Cadmium
4
Calcium
4
Chloride
4
Chromium
4
Copper
4
DDGA
4
Drilling/drill rig
Iron
4
Lead
Magnesium
4
Manganese
4
Measured
4
Nickel
4
Sampling/drilling ice
Sodium ion
4
Strontium
4
Sulfate
4
Zinc
4
pH
Annual layer thickness
2
Arsenic
2
Cobalt
2
DEPTH
2
DEPTH, ice/snow
2
DRILL
2
Infiltration-congelation ice
2
Lithium
2
Potassium
2
QUEEN
2
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