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Comment
20
DEPTH
20
DRILL
20
DSDP
20
DSDP/ODP/IODP sample designation
20
Deep Sea Drilling Project
20
Diatoms
20
Drilling/drill rig
20
Glomar Challenger
Lithology/composition/facies
20
Quartz
Radiolarians
Sample code/label
20
Sand
Silt
20
Size fraction < 0.002 mm
20
Smear slide analysis
20
Spiculae
20
Terrigenous
clay
sediment/rock
Heavy minerals
19
Stratigraphy
19
Carbonates
18
Clay minerals
18
Feldspar
18
Mica
18
Silicoflagellates
18
Glauconite
17
Nannofossils
16
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