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Table T3. Junk basket sample summary, Hole 1256D, Expedition 335.



Date
(2011)


Local time (h)
Depth (mbsf)

Volume
(cm3)



Sample



Comments
Top Bottom
23 Apr 0600 0 923 3000 Run02-EXJB Basaltic cuttings (2 bags; fine gravel to rounded pebbles)
28 Apr 0715 0 923 700 Run06-EXJB Cuttings and rock pieces (1 bag + series of pebbles)
8 May 0715 0 1434 1500 Run10-DC Fine cuttings from bit sub in BHA
8 May 0715 0 1434 2000 Run10-EXJB Fine cuttings
8 May 0715 0 1434 100 Run10-EXJB Rock pieces
8 May 0715 0 1434 1500 Run10-FM Fine metal + rock cuttings from fishing magnet
8 May 0715 0 1434 100 Run10-FM Mud from fishing magnet
10 May 1130 1353 1520 5000 Run11-EXJB Fine cuttings to large pieces of rock, mostly granoblastic basalt (multiple bags; various grain size), some gabbro (1 bag of rock chips)
11 May 2130 1328 1518 5000 Run12-DC Rock material (fine cuttings) from BHA
11 May 2130 1328 1518   Run12-EXJB Fine cuttings and pebbles (2 bags granoblastic; 1 small bag gabbro)
11 May 2130 1516 1518 5000 Run12-RCJB Fine cuttings and pebbles (multiple bags) and large cobbles (see list below)
11 May 2130 1516 1518 1512 Run12-RCJB-Rock A Cobble (granoblastic)
11 May 2130 1516 1518 1058 Run12-RCJB-Rock B Cobble (granoblastic)
11 May 2130 1516 1518 454 Run12-RCJB-Rock C Cobble (granoblastic)
11 May 2130 1516 1518 302 Run12-RCJB-Rock D Cobble (granoblastic)
11 May 2130 1516 1518 151 Run12-RCJB-Rock E Cobble (granoblastic)
11 May 2130 1516 1518   Run12-RCJB-Rock F Cobble (granoblastic)
11 May 2130 1516 1518 302 Run12-RCJB-Rock G Cobble (granoblastic)
11 May 2130 1516 1518   Run12-RCJB-Rock H through Rock Y Cobble (granoblastic)
13 May 1100 270 1518 5000 Run13-DC Large amount of fine-grained cuttings from BHA
13 May 1100 270 1518 5000 Run13-EXJB Fine-grained cuttings
13 May 1100 270 1518 2000 Run13-RCJB Multiple bags of fine cuttings to pebbles (mostly granoblastic rocks)
13 May 1100 270 1518   Run13-RCJB-Rock A Cobble (granoblastic)
13 May 1100 270 1518   Run13-RCJB-Rock B Cobble (granoblastic)
14 May 2010 1518 1520 2000 Run14-BSJB 3 bags of cuttings (various grain size, fine to gravel)
14 May 2010 1518 1520 2000 Run14-EXJB Multiple bags of cuttings (various grain size, fine to pebbles; some gabbro chips)
14 May 2010 1518 1520   Run14-FTJB-Rock A Cobble (granoblastic)
14 May 2010 1518 1520   Run14-FTJB-Rock B Cobble (granoblastic)
16 May 1545 1518 1520 5000 Run15-EXJB Multiple bags of cuttings (various grain size, fine to pebbles; granoblastic)
19 May 0315 1520 1521 2000 Run17-BSJB 7 bags of cuttings (various grain size, gravel to pebbles; granoblastic)
21 May 1230 1518 1521 5000 Run18-BSJB 4 bags of cuttings (various grain size, fine to pebbles; granoblastic); 2 small bags of leucocratic gravel
22 May 1645 1510 1520 5000 Run19-BSJB 2 bags of fine-grained cuttings
22 May 1645 1510 1520 300 Run19-EXJB1 Pebbles of basalt and granoblastic rocks, gravel
22 May 1645 1510 1520 100 Run19-EXJB2 Pebbles of basalt and granoblastic rocks, gravel
22 May 1645 1518 1521 50 Run19-RCJB Pebbles (granoblastic + 1 gabbro)
22 May 1645 1518 1521   Run19-RCJB-Rock A Cobble (granoblastic with diorite vein)
22 May 1645 1518 1521   Run19-RCJB-Rock B Cobble (granoblastic)
22 May 1645 1518 1521   Run19-RCJB-Rock C Cobble (granoblastic)
22 May 1645 1518 1521   Run19-RCJB-Rock D Cobble (granoblastic)
24 May 0215 1510 1520 5000 Run20-BSJB 2 bags (fine to gravel-sized cuttings); 1 small bag of pebbles
24 May 0215 1510 1520 5000 Run20-EXJB1 4 bags of cuttings (various grain size, fine to pebbles; granoblastic)
24 May 0215 1510 1520 3000 Run20-EXJB2 1 bag of granoblastic pebbles; 1 bag of leucocratic pebbles
24 May 0215 1518 1521 500 Run20-RCJB Large cobbles (see list below)
24 May 0215 1519 1519.5   Run20-RCJB-Rock A Cobble (granoblastic)
24 May 0215 1519 1519.5   Run20-RCJB-Rock B Cobble (granoblastic)
24 May 0215 1519 1519.5   Run20-RCJB-Rock C Cobble (gabbro)
24 May 0215 1519 1519.5   Run20-RCJB-Rock D Pebble (leucocratic material)
24 May 0215 1519 1519.5   Run20-RCJB-Rock E Pebble (leucocratic material)
25 May 0700 1510 1520 2000 Run21-BSJB 3 bags of cuttings (various grain size, fine to gravel)
25 May 0700 1510 1520 200 Run21-EXJB1 2 small bags of pebbles (granoblastic)
25 May 0700 1510 1520 200 Run21-EXJB2 3 small bags of pebbles (granoblastic)
25 May 0700 1518 1520 200 Run21-RCJB 3 small bags of pebbles (granoblastic)
26 May 0800 1519 1520   Run22-BSJB 2 bags (fine and gravel-sized cuttings)
26 May 0800 1519 1520   Run22-EXJB 1 bag of cuttings (pebbles and chips)
26 May 0800 1519 1520   Run22-FM Small bag of metal + fine-grained cuttings

EXJB = external junk basket, DC = drill collar, BHA = bottom-hole assembly, FM = fishing magnet, RCJB = reverse circulation junk basket, BSJB = bit sub junk basket, FTJB = flow-through junk basket. This table is available in ASCII and in Microsoft Excel format (see 103_T03.XLS in CHAPTER_103 in TABLES in “Supplementary material”).

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