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DEPTH
30
DRILL
30
DSDP
30
DSDP/ODP/IODP sample designation
30
Deep Sea Drilling Project
30
Diatoms
Drilling/drill rig
30
Glomar Challenger
30
Lithology/composition/facies
30
Sample code/label
Sand
30
Silt
30
Size fraction < 0.002 mm
30
Smear slide analysis
30
Spiculae
clay
30
sediment/rock
30
Quartz
29
Feldspar
28
Mica
27
Stratigraphy
27
Carbonates
26
Clay minerals
26
Heavy minerals
26
Nannofossils
25
Radiolarians
25
Terrigenous
24
Glauconite
22
Micronodules
21
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