Table 4. Site 1040 smear-slide descriptions. "Note: H = Hole, T = Type, Sec = Section, Impor = Importance, A+ = Very abundant, A = Abundant, C+ = Very common, C = Common, C- = Somewhat common, T+ = Strong traces, T = Trace, Blank box = not observed." Sample number Impor Size Composition Fossils Sediment or rock Name Comments Leg Site H Core T Sec cm mbsf Described by Major lithology Minor lithology Med.-coarse sand Fine sand Silt size Clay size Quartz Feldspar Clay Mica Rock Fragments Volcanic Glass amphibole olivine Glauconite Phosphate Zeolites Dolomite Carbonate Micrite Opaque framboid Iron oxide other Nannofossils Foraminifers Diatoms Radiolarians Silicoflagellates Sponge Spicules Shell debris Fish remains Peloids/pellets Organic matter unidentified 170 1040 A 1 H 1 5 0.05 NLG X C A C C C C C A C A T T T C T T Dark olive gray silty sand Rock fragments are pumice. Glauconite-filled with tephra and glauconite foraminifers or diatoms comprise most of the sand and coarse silt. 170 1040 A 1 H 2 30 1.8 NLG X C C T T T T A C C T C C T C C C T T T T Calcareous sandy silt Pollen. Rock fragments are pumice. with glauconite clasts and ash Sand is glauconite. 170 1040 A 1 H 2 55 2.05 NLG X C A T T A T C T C T T T T Dark olive green silty clay Pollen. Rock fragments are pumice. 170 1040 B 1 H 1 10 0.1 NLG X C C C T T C C C C T T T T T A T T T Reddish brown diatomaceous ooze "Rock fragments are pumice. Phosphate is nodular, " with phosphatic sand and ash "oblong to round, fine sand and coarse silt." Some phosphate fills diatom or foram tests. 170 1040 B 1 H 1 50 0.5 NLG X T C A C T C A C T C C T T T T T Olive green clay Some tests filled with pyrite framboids with phosphatic silt and ash. or phosphate. 170 1040 B 2 H 2 30 7.3 JM X T A A C A T A T T T+ T T T T T C- C Olive green clayey silt with abundant volcanic detritus and fecal pellets 170 1040 B 2 H 2 68 7.68 OMS X T C A T T+ A T C- C- T T T T T T T T T Clay with lithic-vitric ash 170 1040 B 2 H 4 38 10.38 JM X T A A C T A C T T T T T T T C- C T Olive green silty clay trace of pollen with volcanic glass and fecal pellets 170 1040 B 2 H 4 110 11.1 OMS X T C A C T A C T T T T C- T T Silty clay with volcanic glass 170 1040 B 3 X CC 10 14.1 HT X C A T T A T C C T T T T T T T T T T Silty clay 170 1040 B 4 X 1 17 18.17 OMS X T C A T C A T C T T T T T T T T Silty clay 170 1040 B 4 X CC 10 19.3 HT X T C A T T A C C T T T T T T T T T T C Silty clay 170 1040 B 5 X 2 130 29.8 OMS X T C A T T A T T T ? T T C- T C C- T T Clay with diatoms 170 1040 B 5 X 3 84 30.84 OMS X T C A T T A T T C T- T T T T C- T T T T Silty clay 170 1040 B 6 X 2 24 38.14 OMS X T T A T T A T C T T T T C T C C T "Clay with volcanic glass, diatoms and spicules" 170 1040 B 6 X 2 42 38.32 HT X T A C T T C A A T T T T T Light green clayey vitric ash 170 1040 B 6 X 2 52 38.42 JM X A A C T A C T T T T C C C Silty clay with fecal pellets 170 1040 B 7 X CC 25 46.24 JM X C A C T A T T A Olive green silty clay with diatoms 170 1040 B 8 X 1 49 55.69 JM X A A C T A T T T T T T C C Light green silty clay pollen and spores 170 1040 B 8 X CC 28 56.32 HT X C A A C C A T T T T T Olive green sandy silty clay 170 1040 B 9 X 1 3 64.83 NLG X T C A A C C C C C T C T T C Light gray sandy silt with ash. A clast. Some volcanic glass and pumice are green to grayish green. 170 1040 B 9 X 1 148 66.28 NLG X C A C C C T C A T T T C Dark gray sandy silt to silty sand with ash. Green to grayish green volcanic glass. Turbidite? 170 1040 B 9 X 2 126 67.56 NLG X T C A C C C A A White clast of calcareous silty clay Sand size grains are peloids. with nannofossils and peloids 170 1040 B 9 X 2 146 67.76 NLG X A A C C C C A C T T T C T T T T T C Dark gray sandy silt with ash and peloids Most rock fragments are pumice: some green and some clear. Pollen. 170 1040 B 9 X 5 120 71.66 NLG X T C A C C C A C T C T C T A Light green silty clay with ash and peloids. Rock fragments are mostly pumice. Sand size are pumice and peloids. 170 1040 B 10 X 1 25 74.65 NLG X T C A T T C A C T T C T T T T Grayish green ashy clay (matrix of pebbly mud) Rock fragments are pumice. Volcanic glass "is mostly clear, some brown or green." 170 1040 B 10 X 2 92 76.82 NLG X T C A T T A A C ? C C T T T T T T Olive green silty clay with ash Fissile mud beginning to become mudstone. "Glass is clear, some brown. Some pumice" is green. Very tiny dolomite rhombs? (<1µm) 170 1040 B 10 X 3 25 77.65 NLG X C A T C C A C A T T C T T T T Green silty clay with ash 170 1040 B 10 X 3 38 77.78 NLG X C A T C C C A C Light gray silty ash 170 1040 B 11 X 1 29 84.29 NLG X T C C T T T A C T T T C Dark olive green silty clay with ash Rock fragments are pumice. 170 1040 B 11 X 1 97 84.97 NLG X T C A T C C A T T Dark gray silty clay with ash 170 1040 B 11 X 4 17 88.67 NLG X T C A C C T C C T T C T T C Dark grayish brown silty vitric-lithic ash. Volcanic glass is brown or clear. Rock fragments are pumice. Most of silt and clay size grains are glass. 170 1040 B 11 X 4 49 88.99 NLG X T C A T T T C C T T T T Dark olive green clay with ash "Rock fragments are pumice. Green, " "brown, and clear glass. Pollen." 170 1040 B 11 X 6 2 91.52 NLG X T T A T T T T T C A T T A Light yellow brown calcareous ooze 170 1040 B 12 X 3 71 97.31 JG X T C A T T A T T T T T T T T T T Olive green silty clay Diatoms filled with pyrite framboids. Rock fragments are pumice; volcanic glass is clear and green. 170 1040 B 13 X 3 16 102.26 NLG X C A T C C T T C C T C C T T T T T T T Dark olive green calcareous silt with ash Diatoms filled with pyrite framboids. Rock fragments are pumice. 170 1040 B 13 X 4 119 104.79 NLG X T C A C T A C C C C T T T T T Olive green silty clay with ash 170 1040 B 14 X 1 87 104.67 JG X T C A T T C C T T T T A T T T T Dark olive gray calcareous clay with ash 170 1040 B 15 x 4 70 118.5 OMS X C A A C C A T T T C T T T Light olive green sandy clay 170 1040 B 15 X 5 43 119.73 JM X T A A C C A C T A C C T Dark olive green silty claystone clear and green volcanic glass with volcaniclastics 170 1040 B 16 X 2 67 124.26 JM X C A T T C A+ T C C T T Light olive green calcareous vitric ash clear and brown volcanic glass 170 1040 B 16 X 5 100 128.3 OMS X C C A C- C+ A T C C- T T T C T C T T T Calcareous silty clay 170 1040 B 16 X 6 24 129.04 OMS X C- A T T A T T T T T T C T T T T T T T Calcareous clay 170 1040 B 17 X 2 40 134.4 OMS X T C A C- C A T T T T C T T T T C Calcareous silty clay 170 1040 B 18 X 1 83 143.03 OMS X T C A T T+ C+ C C- T ? T C+ T T T T T T T+ Calcareous clay dolomite may be present in < 2 um sizes 170 1040 B 18 X 2 96 144.66 OMS X C A C- C A C T T T T T T T T C Silty clay 170 1040 B 19 X 3 40 155.05 MM+N X T C A C T C C C T T C C C T T T T T T C Silty clay with carbonate Clay in peloids. Rock fragments are pumice. Diatoms are filled with opaque. 170 1040 B 19 X 4 55 156.7 HT+N X T C A C C C C T C C T T Silty micritic clay with ash 170 1040 B 19 X 6 67 159.82 OMS X C A T T C+ T C T T T C T T T C T T Calcareous clay pollen (T) 170 1040 B 19 X 6 70 159.85 MM X C A A C- C A T T C- C T T C T T T T C Sandy clayey calcareous silt pyroxene (T) 170 1040 B 20 X 1 63.5 162.04 NLG X C A C T T C C T C C Light yellow-brown calcareous ooze with peloids 170 1040 B 20 X 3 68 165.08 NLG X T A T C C T T C A C T T T Light gray crystal-vitric ash Rock fragments are pumice. Clay size is glass + quartz. Mica = biotite. Amphibole is brown and green. Diatoms are filled with pyrite framboids. 170 1040 B 20 X 3 130 165.7 NLG X T A T A A C A T T Light gray crystal-vitric ash Rock fragments are pumice. 170 1040 B 20 X 5 97 168.37 NLG X T C A T T C C C T C C C- T C Dark olive green silty clay with ash Very organic-rich. Rock fragments are pumice; clay in peloids. Glass mostly clear; some brown. 170 1040 B 20 X 6 16 169.06 PV X A C A A Concretion of zeolites and pyrite Zeolite = clinoptilolite 170 1040 B 20 X 6 103 169.93 NLG X C A C C 0 C C C C T T T Grayish green silty clay with ash 170 1040 B 21 X 1 82 171.82 PV+N X T A T C A C T T C T C T T T T T Olive green calcareous clay burrow fill 170 1040 B 21 X 5 60 176.97 PV X T A T C A C T T C C- T T Silty clay with ash 170 1040 B 22 X 2 100 183.1 PV X T A T T A T T T T T T T Dark green clay 170 1040 B 22 X 4 19 185.29 PV X T T A C C C A C A T T T T+ T T Silty clay with lithic-vitric ash 170 1040 B 22 X 3 115 184.75 PV X C A C T C C A Light yellow-brown nannofossil ooze 170 1040 B 22 X 4 74 185.84 PV X T T A C C C C T T T C T T Olive green clay 170 1040 C 1 R 2 65 161.45 OMS X A C A A C C C T C C Clayey silt 170 1040 C 1 R 5 122 166.52 MM X A C C C A Vitric ash 170 1040 C 1 R 4 43 164.23 MM X T T+ A T T A T T C T T T T C Clay with glauconite tephra 170 1040 C 2 R 2 66 170.96 OMS X C A C C A T T C Silty clay 170 1040 C 2 R 4 83 174.13 OMS X C A A C A C C Silty clay 170 1040 C 2 R 3 86 172.66 HT X C C A C C A T T T T Sandy silty clay 170 1040 C 3 R 1 65 179.05 MM X C A T C C T C A T T T Crystal vitric ash "tephra, polycrystalline quartz" 170 1040 C 3 R 4 96 183.86 OMS X T C A T C T T C T T T T T T C Sandy silt 170 1040 C 3 R 2 94 180.84 OMS X C A C T C+ C T A T C+ T C+ T T Crystal-lithic ash with glauconite 170 1040 C 4 R 3 3 191.03 MM X C A A C C A T C C Clayey vitric ash 170 1040 C 4 R 3 113 192.13 MM X C A T C A T C Dark olive green silty clay 170 1040 C 4 R 2 55 190.05 MM X C A T T A C T T T C Dark olive green silty clay with vitric ash 170 1040 C 5 R 1 38 197.98 JRG X T C A T T A C T C T T T Dark olive green silty clay with vitric ash 170 1040 C 5 R 5 120 204.8 JRG X T A T T A C T C C T T C T Light olive green dolomitic ashy clay "Volcanic glass is clear, brown" 170 1040 C 5 R 6 6 205.16 JRG X T C A T T A C- C C T T T T C Dark gray silty clay with phosphatic peloids 170 1040 C 6 R 1 22 207.52 JRG X T A T A T T T C T T C Dark grayish green dolomitic clay with phosphatic peloids 170 1040 C 6 R 1 132 208.62 JRG X C A T T T A T Dolomitic vein 170 1040 C 6 R 2 12 208.92 JRG X C A A T T C A T T Light grayish green dolomitic clay 170 1040 C 6 R 5 114 214.44 JRG X T C A T T A C T T C T T T T T T T Dark olive green silty clay 170 1040 C 7 R 1 30 217.2 JRG X T C T T A T T C T C Dark olive green silty clay with phosphatic peloids 170 1040 C 7 R 3 70 220.6 JRG X T C A T C C C T T T C C- Ashy clay 170 1040 C 7 R 4 16 221.56 JRG X C A T T A T C Light tan calcareous ooze with peloids Aragonite (T) 170 1040 C 8 R 1 30 226.8 NLG X T C A T T A C C T T A T T T C Dark gray green silty clay with ash 170 1040 C 8 R 1 65 227.15 NLG X T C C T T T A C T T A C T C Dark gray lithic vitric ash 170 1040 C 8 R 4 4 231.04 NLG X T A C C C C C A T T Light gray crystal lithic vitric ash 170 1040 C 8 R 4 120 232.2 NLG X T C A T T A C C T C T T T C Olive green silty clay with ash 170 1040 C 9 R 2 118 238.78 MM X T C A T T A C+ C T T T T T C Olive green silty clay with ash 170 1040 C 9 R 6 101 244.67 MM X T A T T A T C T T T T T C Olive green clay with ash 170 1040 C 9 R 6 122 244.88 MM X T A A T T C A Pale green calcareous clay with peloids 170 1040 C 10 R 5 14 251.94 HT X T C A C A T C T T T C Brown silty clay 170 1040 C 10 R 5 10 251.9 OMS X T C A C T A C T T T T T T T T T T Silty clay 170 1040 C 10 R 2 65 247.95 OMS X T A C T T C A C T T T T C T T Silty clay 170 1040 C 10 R 2 127 248.57 OMS X T A T T T T C A T T T Clay with calcareous ooze 170 1040 C 11 R 3 74 259.14 HT X T C A C C A T T T C T T C Brown silty claystone 170 1040 C 11 R 6 40 262.61 OMS X T C A C T A T C T T C T C Silty claystone 170 1040 C 12 R 1 36 265.46 P X C A T T A T C T T T T C T T Dark olive green silty claystone 170 1040 C 12 R 4 115 270.75 P X C A C T A T C T T T T T T T T Dark olive green silty claystone 170 1040 C 13 R 1 3 274.73 P X T A T T T T T T C C A Light brown dolomitic limestone 170 1040 C 13 R 1 29 274.99 P X T C A T T A C T T T T T C T T T T Olive green silty clay 170 1040 C 13 R 4 40 279.6 P X T T A T T A C T T T T T T T T Olive green silty clay 170 1040 C 13 R 6 5 281.85 P X C C T T T T A T T T T T T T T T T Dark greenish gray lithic ash T = augite? 170 1040 C 14 R 1 13 284.53 P X T A C C T C C T T+ T C C T T T T T T Dark olive gray clayey silt 170 1040 C 14 R 4 90 289.8 P X C A C C T T C A C T T T T T T T T T Dark olive sandy silt with ash Rock fragments are pumice with feldspar microlites 170 1040 C 15 R 1 55 294.65 N X C A T T C A C T T T T T T Dark olive gray silty clay with ash 170 1040 C 15 R 2 8.5 295.69 N X T C A T T C C C C A T T T C C Light olive gray silty clay with ash and peloids 170 1040 C 15 R 2 92.5 296.53 N X T C A T C C C C T C T T T T C Dark gray silty clay with peloids 170 1040 C 15 R 3 25 297.35 N X T C A C C C C C A A T T T Grayish brown dolomitic limestone 170 1040 C 15 R 3 34 297.44 N X T T A T T C T T T C A C T T T T C Dolomitic calcareous clay with peloids 170 1040 C 15 R 6 110 302.7 N X T C A A C C T C T T T Olive green ash-rich clay 170 1040 C 16 R 2 104 306.24 P X T T+ A T T A T A T T T T T T T Dark olive green silty clay 170 1040 C 17 R CC 4 317.37 JM X T A T A C T T T Med. gray clay with volcanic glass 170 1040 C 17 R 1 71 314.01 OMS X T C A C T A C C T T C T T T C Med. gray silty clay 170 1040 C 18 R 1 40 323.4 JM X T C A T T A A C T T T T C Dark gray silty clay with volcanic glass 170 1040 C 18 R 3 87 326.87 JM X C A T T A C C T T T T T T T C Dark gray silty clay with volcanic ash 170 1040 C 19 R CC 33 338.15 JM x C C A C T A A C T T T T T T Black clay lithic ash 170 1040 C 19 R 4 26 337.36 OMS x T C A C T A C C T T T C Dark gray silty clay with volcanic ash 170 1040 C 19 R 2 92 335.02 jm X T C A C T T T A T Tan clayey micrite burrow filling 170 1040 C 19 R 1 82 333.42 jm X T A T T T C A T T T Light green-gray limestone cemented clast 170 1040 C 20 R 1 90 333.5 jm X T C A C T A C T T T C C T T T Dark gray silty clay 170 1040 C 20 R 4 31 347.01 OMS X T C A C- T A C C T T T T C T Dark gray silty clay with pyrite framboids framboid-filled tests 170 1040 C 20 R CC 10 350.72 OMS X T C A T T A C+ T T C T T T C T T C Black silty clay with fish parts and pyrite framboids 170 1040 C 20 R 4 55 347.25 OMS X T C A C T T C A C T+ T T T C C T T A Clayey sandy silt with fish debris and pyrite framboids 170 1040 C 20 R 3 45 345.56 OMS X T C A C- C- A C+ T T T T T C Silty clay 170 1040 C 21 R 4 81 357.11 P X C- A T T A C T T C T T C Grayish olive green calcareous silty clay with fish parts 170 1040 C 21 R 6 27 359.57 P X T A C C T A A T C T C T T C T Phosphatic silty clay with fish parts 170 1040 C 21 R 6 51 359.81 P X T A T T T T T T T T A T T C C Brown calcareous ooze with fish parts and peloids 170 1040 C 21 R 6 81 360.11 P X T C A T C A C C T C T T T T T Brown calcareous clay with ash pumice and glass are altered 170 1040 C 21 R 7 29 361.09 JM X T C A C T+ A C C T T C C- T T T Silty clay with ash 170 1040 C 22 R 1 20 361.6 N X T C A T C A A C T T T T T T T T T T T Dark olive green silty clay with ash 170 1040 C 22 R 1 124 362.64 N X T C A T C A C C T T T T T T T Olive green silty clay with ash 170 1040 C 22 R 2 134 364.24 P X T T A T T A T T T T T C T T T C T C Calcareous ooze with peloids diatom and spicule dissolution 170 1040 C 22 R 2 142 364.32 N X C A C C A C A C T T T T T T T Gray sandy silt 170 1040 C 22 R 7 22 370.62 P X C A C- C- C+ C C+ C T T T T T C T Dark gray clayey sandy silt 170 1040 C 23 R 1 106 372.06 P X T C A T C- A C- C T T T T C+ T T Dark olive green silty clay with diatoms and ash 170 1040 C 23 R 2 11 372.61 N X T C A C A C A A C A A C T Dark gray sandy silt with pyrite 170 1040 C 23 R 2 109 373.59 N X T A C T C T C- A T T T T T Yellowish brown vitric ash 170 1040 C 23 R 2 143 373.93 N X A C C A C C A C C T T T T T T T Dark gray sand with pumice and ash Rock fragments are pumice 170 1040 C 23 R 4 7 375.57 N X C A C C C C A C T A T Green sandy silt with diatoms 170 1040 C 23 R 4 23 375.73 P X A C C C- C C T C T+ T T T T T T T T Dark gray clayey silty sand 170 1040 C 23 R 4 49 375.99 P X T A T C- C T T A A T T T T T T Dark gray crystal-lithic-vitric ash 170 1040 C 24 R 1 38 380.98 P X C A T T T C T T C T A T T Light olive green diatomaceous ooze 170 1040 C 24 R 1 106 381.66 N X T A C C C C T A T C C T C T A T Dark gray silty sand with foraminifers Rock fragments are pumice and glauconite 170 1040 C 24 R 3 60 384.2 N X C A C T T T C C- T T C C T T T T C A T Dark gray sandy silt with diatoms and ash "Pollen grains (T), aragonite (T+). " "Green and brown glass, pumice. " 170 1040 C 24 R 4 7 385.17 P X C A T T C T T T T T A T T Dark olive green diatomaceous ooze 170 1040 C 25 R 1 26 390.46 N X T A T T T T C A T T T T T Light gray lithic vitric ash 170 1040 C 25 R 1 40 390.6 P X T A C T C C T T T A T C Dark olive green diatomaceous ooze with ash 170 1040 C 25 R 3 25 393.45 P X C A T T T T A T T Light green diatomaceous ooze 170 1040 C 25 R 4 10 394.8 N X T A C T T T A A T T T C T T Dark gray lithic vitric ash 170 1040 C 25 R 5 49 396.69 N X C A C T T T C A T C T C T T Dark gray lithic vitric ash "Brown glass common, though most is clear" 170 1040 C 26 R 1 55 400.35 MM X C A C T T+ C C T T T T C C- C C C Light olive green clayey sandy silt with diatoms 170 1040 C 26 R 3 15 402.95 MM X A A C C- C C T C+ A T T T C- T T T T Crystal-vitric-lithic ash with diatoms Mica = biotite. Pumice and glass are partly devitrified 170 1040 C 27 R 3 40 412.8 OMS X T C A C T C C C A T T T C T T T Dark gray crystal-lithic-vitric ash with diatoms Mostly clear glass but some brown; pollen. 170 1040 C 27 R 2 80 411.7 OMS X T C A T T A T T T T A C C Med. olive green claystone with diatoms 170 1040 C 27 R CC 3 417.26 JM X T T A C C C C C T T C C T T A T C Dark gray diatomite with volcanic ash and opaques 170 1040 C 28 R 4 63 424.23 OMS X T T C A T T A C- T C T T C C T C dark olive green claystone rock fragments are claystone and tephra with foraminifers and diatoms 170 1040 C 29 R 3 90 432.5 OMS X T A C T C C- T T T A T T T T Olive green claystone with volcanic ash rock fragments are claystone and tephra 170 1040 C 28 R 2 58 421.18 HJT X T C A T A T C C T C+ T T C Diatomaceous claystone 170 1040 C 28 R 3 50 422.6 HJT X T C A T T A C T T T C C C C Green siliceous claystone Intermediate lithology between Unit 1 and 2 170 1040 C 28 R 3 76 422.86 HJT X T C A C T A T C T T C C C C C Silty claystone with siliceous microfossils Intermediate lithology between Unit 1 and 2 170 1040 C 29 R 1 80 429.4 HJT X C A T T A T C T T T T T C C T C T Silty claystone with siliceous microfossils and vitric ash 170 1040 C 30 R 1 102 439.22 JM X T A A C C C A C T C T T T T T Med olive green crystal lithic ash clear and brown glass 170 1040 C 30 R 1 111 439.31 JM X C A T T A C T T T C T C Dark olive green silty claystone 170 1040 C 30 R CC 14 446.64 JM X C A T T A T T T T T T C T T T C Dark gray silty claystone 170 1040 C 30 R 3 51 441.71 JM X T T A C C C T C A T T C C Light gray crystal vitric ash "clear, green and brown glass" 170 1040 C 31 R 1 80 448.6 N X C A T T A C C T T T T C T T T Dark olive gray silty claystone Glass clear to greenish brown. Diatoms with diatoms and ash filled with pyrite framboids. 170 1040 C 31 R 2 50 449.8 N X T A C T T T C A T T T T T C T T Light yellowish brown lithic-vitric ash with diatoms 170 1040 C 31 R 2 68 449.98 N X T C A T C A C A T T T T T T T T T T Light grayish green silty claystone with ash Rock fragments are pumice 170 1040 C 32 R 1 50 457.9 N X T C A T T A C C T T T T T C Light grayish green silty claystone with ash 170 1040 C 32 R 2 36 459.26 N X T C A T T A C C T T T T T C C Dark gray silty claystone with ash Liesegang rings: no obvious difference from background material 170 1040 C 32 R 2 72 459.62 N X C A T T T T T A T T T T C C T Medium gray vitric ash 170 1040 C 32 R 4 50 462.4 N X T A T T T A A C T Yellowish brown limestone clast Pollen grain 170 1040 C 32 R 6 80 465.7 N X C A T T C C T C C C C T Light yellow-green calcareous claystone with diatoms 170 1040 C 33 R 2 142 469.92 N X T A C T T C T A T T T T T T Light gray vitric ash with clay burrow filling 170 1040 C 33 R 3 71 470.71 N X T T C A T T A T C T T C C T T C T C T Light green calcareous claystone 170 1040 C 33 R 4 109 472.59 N X T A T A C T C C Light green calcareous claystone with nannofossils and ash 170 1040 C 33 R 7 61 476.61 N X T C A T T A T A T T T T T T T T Light green claystone with ash 170 1040 C 34 R 2 22 478.42 N X C A T T A C T T T C C T Greenish gray claystone " with nannofossils, diatoms, ash " 170 1040 C 34 R 3 116 480.86 N X T T A T T A C T C C C A Light greenish brown calcareous claystone with diatoms 170 1040 C 34 R 3 53 480.23 N X T T A T T C A A T T Light green nannofossil chalk 170 1040 C 34 R 4 8 481.28 N X T A T T C C A T Light green nannofossil chalk Burrow fill? 170 1040 C 35 R 2 100 488.9 OMS X T C C A C A T C C T C T C Calcareous claystone with volcanic glass 170 1040 C 35 R 4 66 491.55 OMS X T C A T T A T T T T A T C Diatomaceous claystone Dark laminae 170 1040 C 35 R 1 10 486.5 OMS X T A C T C A C C T Olive green chalk 170 1040 C 35 R 3 50 489.87 OMS X C A T T A C T C T C Claystone with vitric ash and diatoms 170 1040 C 36 R 1 75 496.75 HT X C A C C C T A A C C Clayey diatomaceous chalk 170 1040 C 36 R 2 20 497.7 HT X T C A T A T T C T A C T C Clayey chalk or nannofossiliferous claystone 170 1040 C 36 R 3 100 500 OMS X A T T C A T C- C Siliceous nannofossil chalk 170 1040 C 37 R 2 18 507.28 HT X T A T C T A T C T T T Siliceous nannofossil chalk few diatoms and rads 170 1040 C 37 R 4 20 510.17 MM X A T T T C C A C C C Siliceous nannofossil chalk 170 1040 C 38 R 1 60 515.9 OMS X C A C C A C C T T T Siliceous nannofossil chalk 170 1040 C 38 R 5 100 522.3 OMS X C A C C T A C C T C Siliceous nannofossil chalk 170 1040 C 39 R 1 88 525.78 HT X C A T T T A T C T C Siliceous nannofossil chalk 170 1040 C 39 R 4 109 530.49 MM X C A T T T A T C C C Siliceous nannofossil chalk 170 1040 C 40 R 3 82 538.32 JM X T A T T T A T C C C Ivory siliceous nannofossil chalk 170 1040 C 41 R 2 79 546.39 P X T A T C C A T T T T Ivory nannofossil chalk 170 1040 C 41 R 4 106 549.66 P X T A T T C C A T C T T T Yellowish brown siliceous nannofossil chalk 170 1040 C 41 R 6 29 551.89 P X T A T T C T A T C T T Ivory siliceous nannofossil chalk 170 1040 C 42 R 2 71 555.91 P X C A T T C T A T C T T Ivory siliceous nannofossil chalk 170 1040 C 42 R 3 55 557.25 P X A C T T T C- C- T T A T C T T Yellowish gray nannofossil chalk with diatoms and ash 170 1040 C 42 R 4 70 558.9 P X T A T T T A T C T T Yellowish gray siliceous nannofossil chalk 170 1040 C 43 R 1 46 563.86 JRG X T A T T C A T A T Ivory white siliceous chalk 170 1040 C 43 R 2 68 565.58 P X T A C T T C T C T A T T Diatom spiculite with nannofossils 170 1040 C 43 R 3 138 566.28 P X T A T T T C T A T T Yellowish brown diatomite with nannofossils 170 1040 C 43 R 4 22 568.12 JRG X T T A T T T A T C T T Black nannofossil chalk with diatoms 170 1040 C 44 R 1 48 573.58 P X T A C T T T C C T T T T C T C T T T Dark greenish gray calcareous diatomite "Other=pyroxene? Some brown, mostly " with vitric ash clear glass 170 1040 C 44 R 2 99 575.59 P X T A T T T T A T C T T Ivory siliceous chalk 170 1040 C 45 R 4 6 577.66 P X T A T T T T T C T C+ T T Light olive green diatomite with nannofossils 170 1040 C 47 R 4 94 607.34 HJT X C A C C T T A T C T T Medium green nannofossil chalk with diatoms 170 1040 C 45 R 1 46 583.16 OMS X C C A T T C C T A- C A T T Ivory white diatomaceous chalk 170 1040 C 45 R 3 117 586.87 OMS X C A T T C T T T C T C T Brown calcareous diatomite 170 1040 C 45 R 4 36 587.56 NL X T C A T C T T T C+ C A T Yellow brown diatomite with nannofossils 170 1040 C 45 R 4 115 588.35 MM X C A T T C A T A C C Diatomite with nannofossils 170 1040 C 46 R 1 47 592.77 OMS X T C A T T T C C C C C+ C Tan diatomaceous chalk 170 1040 C 46 R 2 84 594.64 OMS X C A T T C A T C C+ T Green diatomaceous chalk 170 1040 C 47 R 3 20 605.1 JM X A T A T C T C Ivory nannofossil chalk with siliceous microfossils 170 1040 C 47 R 6 62 610.02 JM X C A C C T T A C C C Light grayish green siliceous nannofossil chalk with ash 170 1040 C 48 R 2 106 614.16 JM X T A T A T C C T Variegated ivory siliceous nannofossil chalk 170 1040 C 48 R CC 11 621.43 JM X C A T T T C T A C C C Med. gray siliceous nannofossil chalk 170 1040 C 48 R 7 8 620.68 OMS X C A T T T T T C A T T T Dark green diatomite with nannofossils 170 1040 C 49 R 5 136 628.56 HJT X C C C T T A T T A C T T C Vitric ash with nannofossils 170 1040 C 49 R 3 90 625.1 HJT X C A C C C T C C C C Siliceous ooze cemented in glauconite sand (?) 170 1040 C 50 R 2 63 632.93 JRG X T A T T C T T A T C T Ivory white siliceous chalk volcanic glass is clear 170 1040 C 50 R 2 39 632.69 JRG X C A T T T C T A T Brown diatom diatomite with nannofossils volcanic glass is clear and light brown 170 1040 C 50 R 5 52 637.32 JRG X T A T C T T A T C Light green siliceous chalk volcanic glass is clear and dark brown 170 1040 C 51 R 1 121 641.61 JRG X T T A T T T T T T C A T C+ T T Olive green nannofossil chalk with diatoms olive green angular grains 170 1040 C 51 R 2 71 642.61 JRG X C A T T C C A T T Ivory white nannofossil chalk 170 1040 C 51 R 3 95 644.35 JRG X C A T C T C T Greenish gray nannofossil chalk grain of zircon 170 1040 C 51 R 4 95 645.75 NL X T T A T A T T T Greenish gray claystone 170 1040 C 52 R 2 44 651.94 JRG X T A T C A C T Olive green chalk grain of zircon 170 1040 C 52 R 1 64 650.64 JRG X T C T T T C C T T T T C T Dark green silt with lithic-vitric ash grain of zircon 170 1040 C 52 R 3 42 653.42 JRG X C T T T A Pale gray silt with devitrified glass (zeolites?) grain of zircon