Field Notebook: 1963c

Hickey, Leo

1963

Yale Peabody Museum of Natural History

Original Source

Source Material:
Image from the Biodiversity Heritage Library. Contributed by Yale Peabody Museum of Natural History. | www.biodiversitylibrary.org

paleobotany stratigraphy palynology

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70 Pages

DICKINSON OFFICE SUPPLY "Let's be Friends" DICKINSON, N. DAK.

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G.V. field notes

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LOC 8-12-1 Aug 12 8-12-1 See 1 S,E Dunn Co. SS Orange SS Caps Fort Union fm here. SS Dips BENEATH G.V. fm which is EXPOSED higher in valley G,V. SEEMS TO BE CHANNELLED INTO F,U, AT ONE POINT Grey unit channels into another further on.

✓ - lighter grey siltston DARK grey clay Sh. with a layer of fossil plants. ORANGE CONTACT ZONE,

sec 8-13-1 = $0 H. T. 0 SE 1/4, NW 1/4) sec 1, TH2N9/W FT. UNION FM. S. Dunn Co. MAROON BROWN (MAUVC) & BLACKISH WEATHERED grey (unwh) somewhat CALCAROUS horizon of CONCS. FOUND CAPPING A TANNISH BROWN SHALE. WEATHERED CONCS COVER SLOPE WITH MAROON, RUST, & BLACK CHIPS, 0.5 5' - grey fissile shale. 1.1' - Grey shale with purple Bedding planes & INDIST. PLANT FRAGS. 1.4 GREY BEDDED, LESS FISSILE SILTY SHALE WITH LIMONITE STAINED BEDDING PLANES & INDIST. PLANT REMAINS. ORGANIC CONTENT INCREASES UPWARD, SILT DECREASED 4.2 VERY FISSILE GREY SHALE WITH MUCH BROWN CARBONACEOUS MATERIAL ON BED. PLA. 4.8 Grey v.fg., S.A., MUK (17.) SOMEWHAT C BROWNISH & LIMONITE STAINED.

V H T bottom 3" contains brilliant y, limonite cemented ss, cone, which [illegible] slopes down with B, yell. frags. ss. appears bedded in wh. slope. 6'2 DARK grey organic rich occ., limonite stained silty clay 8" lighter grey more limonite stained. About 10' a 1" layer of lignite observed in clays. interval between 6-18 Observed by veg: 12. m4 round red concretionary ledge cones iron cemented & concretionary shreds of fossil leaves. 12.2 clay - limonite stained 13 grey siltstone 15 dark grey carbonaceous

fissile & laminated sh. 16.- A Tannish grey silty CLAY with some limonite STAINS & is Laminated. 17- Very, extremely fissile grey Carbonaceous shale Lignitic zone Consisting of alternating units of very, extremely very dark Brownish grey [illegible] Beds of Black Lignite Shales at top of unit are maroon. It contain stringers of bright yellow iron mineral. 18.2 Mottled dark grey clay & Limonite brown silty clay, becoming more silty upward 20- ledges of TAN Brown carbonate cemented SILTSTONE Limonite stains (Yellow brown) Also rcl. 22.- Grey & TAN mottled CLAYey vfg SS. with crgs.

Golden valley Steeply dipping Channel way cut in/ Unit Below 18.2. This unit extends up, on sides of channel, to about app. 27 Channel cuts to 18(?) Lignitic purple brown very fissile lignitic shale LIGNITIC sh. grades laterally into a very Grey, brown, & limonite mottled concretionalry un cemented ss. A mottled dark grey, br. & yell. Clayey siltstone with < 1/2 to mica.

V 25.1 Brownish silt stone weathering limonite bt in places but mostly Tannish gray 26. concretionary layer of iron cemented (Fe) ooites lightgrey discontinuous well mod. well indurated siltstone 26.2 Grey, Grey wh. Bedded slightly silty clay becomes a slighty clayey siltst. by upper contact 28.2 Fine grained, sA., Clayey light grey micaceous < 170 light grey & limonite weathering ss. contains scattered minute Fe globules. somewhat limonite impregnated. 31.5- very light grey abt 50% white clay 50% - Vfg sAng. ss

V 33 DITTO, 31.5" MICA qbf 1%? perhaps more clay BUT AT 31.5 - UP. Limonite joint fillings SCATTERED LEATHER BROWN LIMONITE CONES, 34 - light grey SILTSTONE (CLAYEY) WITH A HEAVY CONC. OF LIMONITE CONES, "JOINT FILLINGS TOP 3" INCHES OF UNIT IS LIMONITE STAINED & HAS LIMONITE GLOBULE CONES. SCATTERED OCCASIONALLY THROUGH IT. 37,5. 100g. A PROBABLE INTBAFORMATIONAL OR CONFORMITY ? ANOTHER CHANNEL & VERY SLIGHTLY PURPLISH GREY & THIN MOTTLED SILTSTONE WITH SOME LIMONITE STAINING 38.7 A very lavender grey

weathering orange yellow Vfy - sub rounded micaceous s7o - un-cemented probably somewhat gypsiferous. Appears obscurely bedded on weathered slope 40 - purple grey - fine gr. mostly GTZ - with small amt. clay - sub rounded now MICAC- SS. H1 - Vfy SS otherwise dirty 40. H1,9 - DARK & light grey+ mottled occ limonite blotched siltstone . unbedded. Bedding planes (?) even 2" marked by limonite H5 - Limonite cemented SILTSTONE CINGS + LIMONITE LEDGES 45.5 - Grey Siltstone Limonite stangers on bedding (?) p large gypsiferous + some

V Limonite joint fillings Rare oolitic limonite CONCS. WY - '31' limonite on bedding planes. - Clayey siltst. on silty clay. Gyp xls. 54 - Siltstone - Gyp xls. Limonite joint fillings. 56 - Zone of large hard limonite joint fillings, & extensive limonite staining of the grey siltstone. Staining in pockets & pods. 60 Black very fissile lynetic shale. At top laminated with vf gss. 61 - Vfg. white quartz ss laminated with oc. beds of Bl. lignitic sh

V 9 occ. STAINED by LIMONITE. 64 - LIMONITE cemented on many bedding planes. WEATHERS LAvender grey 66 - Inc. LIMONITE IMPREGNATION ss becoming yellow Bedding appears to be cross bedding 70 - Xbedded - LAvender grey LIMONITE impreg yell Orange INCREASING amt of induration 71 - Grey ledge of yellowish semi-indurated ss 73.5 BLACK fissile, PLASTIC CLAY. BEARING LARGE gyp. xls. in great no.

V 74.9 Grey, micaceous S/S/Y CLAY WITH AN INCREAS- ING AMT of SAND STRINGERS upward. Limonite impreg. SS is abt 22 min - 30 77- Buff - to TAN Very micaceous. Limonite STAINED. Clacey somewhat bedded gypsiferous SS, - UNCemented but with OCCASIONAL ledges of CARBONATE cemented SS, 81- Fine g. SS, ditto rest, SOMETHAT GYPSIFEROUS Whole thing. 87. 88 fine grained 1. Grey, micaceous (1-27%) CARBONATE cemented SS.

Cross bedded 92 SS becomes orangish due to iron STAINING. STILL x bedded well indurated carbonate cement w/ micaceous SS. 95' top of section

Aug. 14, 1963 Sec 8-14-1 V H T 0 Light grey, very CLayey Siltstone. Appears bedded on wh. slope. Bedding abt 2-3" Developes LIMONITE glory. Upper CONTACT in places - very rare elsewhere (Limonite "oolite cones.) Slight TRUNCATION of bedding at this contact seems to be a CHANNEL or erosional cut. D ORIT of Cont 271° 11½ N. CONTACT AT Angle to bedding of unit, 90 fm. 8. Very L. grey, very CLayey Siltstone. No obvious bedding on wh. slope. OCCASIONAL SMALL LIMONITE blotches & SCATTERED LIMONITE "oolite" cones. 4 bands. 7.9. Level of a band of 1. oolite cones. 13- V. Silty CLAY or V Cly-Silt,

16. DITTO 13' - SCATTERED rare (# < 0,5%) limonite globules .25m 1 mm. found from Above CHANNEL CONTACT of this UNIT to top, become more ABUNDANT to TOP abt 17'/18'. culminating in Aggregrated concs. of OOLITES in top 2 feet of UNIT. UNIT. ADARKER BROWNISH GREY 19' from become grey & LIMONITE STAINED OTHW DITTO 13' CONTACT WITH UNIT ABOVE is gradational, CONTACT taken AT TOP OF LAYER of lim. oolite concs. with is somewhat irregular. 6" INNER SIDE Grey SITY CLAY or CLAYE571 Unbedded bearing small 1/4" spheres of Limonite

SCATTERED TO AGGREGATED. 23.7 GREY SOMEWHAT SILTY CLAY NO SPH LIMONITE GYPSUM ALS. SOMEWHAT FISSILE. 25 GREY SLISTONE MOTTLED WITH LIMONITE YELLOW IMPREG SLIST. CLAYEY LIGHTER GREY TAN BOTTOM 3 FEET. 27.5 BAND 2" OF BLACK CARBONACEOUS SLIGHTLY SILTY SHALE WITH GYP X15. DARK 27.7 GREY SILTY SHALE LIMONITE STAINED NOW FISSILE 28.9 BLACK LIGNITIC FISSILE SILTY SHALE 1" AT CON TAC 11 29. GREY LAMINATED FISSILE SILTY MICRACOIS

Shale weathering TAN. 29.5 TAN MICACEOUS V CONSOLIDATED CLAYEY MICACEOUS (47%) SILTSTONE. SHOWS BEDDING ON WEATHERED SLOPE. GYPSIFEROUS Y SLIGHT CARBONATE CONTENT LIMONITE YELLOW 35. BROWN LIMONITE IMPREG. SILTSTONE AS IN 29-1 36. Vfg, SA., MIC. 37% TAN LIMONITE STAINED SOI CLAYEY & UNCONSOLIDATED SS WITH SOME CARBONATE STAINED BROWN BY LIMONITE BUT OCCASIONALLY DARK GREY. SAME AS UNIT FROM 39. 37.5. BROWN LIMONITE STAINED. As below 29-37. 42- WELL CEMENTED - CARBONATE RICH LEDGE OF L.GREY (UNW.) TAN (WH). FINE GR. SA., CLAYEY MICACEOUS 27% SS LAMINATED.

H3 Covered. 5'3.7 Grey Clayey SLTST, with brown plant remains & some limon. staining Micaeous - 37. gypsum x15. 54 '1/2" of B; yell for min. impreg. SLT. 5'4.05' Brown lignitic & gypsum x1, bearing 51/T. 5'4.4 - good grade Black Lignite rather crumbly Lignite Somewhat Limonite stained & with gypsum x1s on Cracked surfaces. 57.9 TRANSITION from Lignite to shale. for 1" on either side of zone lignite grades into Brown Carbonaceous Sh.

which grades into BATTLESHIP grey shale (fissile) bears some poor plant frags. OCCASIONALLY A band of LIMONITE STAINING ABT. 1/3" Shale bears radial posettcs) of gyp x/s. 59.5-√ Shale STAINED br. by limonite. 60.5- Brownish grey sh. WEATHERING whitish TAN WITH some silt. Gyp. x/10. 65- CLAYey SILTY SILTY SHALE grey PLANT REMAINS LEAVES STEMS. MIXACOPUS... 12 67 Covered interval. 70.5 Grey very fissile shale WITH PLANT REMS.

71.5 Brown fissile lignitic shale. 71.9 - Layer of B. yell fe. cemented silt concs. 72. Grey shale 72.5 BLACK LIGNITE x 73. - Brownish grey micaceous shale fissile . Bedded. X 74.4 BLACK LIGNITIC MICACEOUS SHALE. 75.1 Gypsiferous mottled grey & LIMONITE STAINED CLAY 77.9 - Limonite cemented SILT LAYER 1/2". 78 Covered interval. 85. At Rounded masses of limy SLTST. Wh, orange brown & FRO grey. Covered interval. 87 Appears to be light JAM. Vfy g sswith

93 96 CLAY & LIMONITE STAINING 90 - MODERATELY INDURATED TAN VFy. MILACEOUS 1% LIMEY SS LAMINATED. MOSTLY C(VER.) 92- Covered 99.5 Grey brown / l. grey WEATHERING SIITTY CLAY WITH GYP x15 101.5. Grey - 1. grey wh. PLASTIC CLAY WITH ONLY SMALL AMT OF SILT. SPARSE LIMONITE STAINING & SOME CARBONACEOUS FRAG. GYP x15. 106. Yell. POORLY CEM SILTY. MOSTLY COVERED 110 HEDGE of MOD. WELL CARBONATE CEM. MILACEOUS (1-2%), WTG SS.

110.4 Thinly Bedded Covered. 118 Limonite Stained Mica (22) Vfg. poorly cemented clay. 122.7 Ro mod, cemented thinly bedded fg. Carbonate mucous light grey but reddish br. wath. SS. 123. Top of Section. T/17

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Aug 16. LOC 7-8-1 Fossil leaves from Hor. below lower part of U. mbr. (?) just above purple. sec section 7-8-1

Aug 23 9-23-1 Same as loc 7-6-24-2 Sampling by W. Bennett,

Aug. 23 Sec. 8-23-2 Lefon Center East body NW 1/4 sec 19, T 137 N R 94 W E. Stark Co. H T Fort Union fm 6 TAN br, med gr impure SS with abt 10% clay MICA < 1/2 % HAS slightly whitish appearance on wh. outcrop OCCASIONAL thin stringers of purplish grey silty sand 2- Limonite impurity increases 3- Wh appearance- whitish orange. 6.4- 1" ledge of Concretion Limonite cemented SS MICA abt. 2%. reddish br. 7-9. Whitish orange br. (TAN) lin wh. outcrop

8-23-3 fine. q. s,a. KAOLINITIC with flecks of white KAOLIN (10?) + limonite staining, fresh color light Taw. oCCASIONAL pieces of lignified wood occurring 7-12. 12-Same 15- lig, wood frags occ. outcrop wh. very whitish orange KAOLIN flecks down to 3-4?. FINE SS MICA < 1/2? ) 15.4 Covered. 21. Very l.grey wh. y WHITE ss, with abt. 25% KAOLIN flecks. MICA VERY SPARSE med. S,A. SS 24- KAOLIN CONTENT 30? 26.7- FIRST OF A NUMBER

8-23=2' ✓ H. T of 1-2" scattered limonite cemented ss ledges. Some obscure bedding appears present in wh. outcrop beds 1/4" 27- very white ss both fresh + wh. KAOLIN CONTENT +6-60% Some limonite staining. 1-3 29,3 Above ledge of limonite cemented ss.- ss becomes whitish orange (ver) light) mica flecks appear in slope. obscurely bedding mica about 3% in limonite cemented ledges. KAOLIN flecks 20-50% 256

8-23-72 32.8- 1" layer of clay galls. unit appears finely bedded in wh. exp. still whitish orange. some limonite cement sand cones. Fine grained light yellowish TAW limonite stained KAOLINITIC (20-3) ss. 35.2- SS, laminated limonite bearing ss x bedded. laminated. 37- ss with 1/4-1/2" cemented ss, limonite spheres. no lamin or bed. 41.5 Limonite stained x laminated ss. limonite staining heavy on laminae ss seemingly less kaolin (20-25) ? A deeper whitish orange mlark

8-23-2 45. 49- INCREASING NO OF LIMONITE CEMENTED SS LEDGES. KAOLIN 20-30%. SS f.g. S.A. GOLDEN YELLOW ORANGE COLOR WH. & FR. 54 - DITTO SI. 57 - f.g. LIMONITE STAINED KAOLINITIC 20-25%. SS. MANY LEDGES OF LIMONITE OPN 32. THIS LAYER OF X BEDDED CALC. KAOLINITIC (30-40%) MED GRA. SA SS. CONCS WHICH IS BROWN CONSIDERS TO BE TO OF TORD UNION IN THIS AREA.

.8-23-2. 63 Top of section & in top, of concs.

Aug. 23 SE 1/0E 8-23-3 Exposure of lower G.V. mbr. NW 1/4, Sec 14, T138 N R 98W N. Starks County. Bt Feet H T 0 Golden Valley Fm. base concealed light grey, (lgreywh silty clay with joint cracks stained orange yel) by limonite & filled w/it Gyp xls, mostly lgicy on outcrop little orange mottling 7.5- Wh. color brownish grey silty clay how more limonite stained. 9.5- Orang & light gicy mottled silty clay

15. Limonite bed. (F.S.B) appearing mostly light grey when fresh with occasional darker (CARBONACEOUS splorch) gyp, xls. 9.5 Orange mottled bed TURNS TO A CLAY. (VUN SILLTY ) 10. Grey to purplish grey CLAY appearing the same when fresh with large amt of small gyp xls, & becoming more purplish toward top 12.8 Carb matter on partings of a grey fissile shale (Alamo Bluff Lgy) zone. Much carb matter in fissile sh. & large rosetts of gyp xls.

13.2 - Top of Unit Cover with Gypsum xls. Upper Mbr tanish grey bedded shale with poorly preserved plant remains (sequoia found) large Gyp, xls. 14.9 - ledge of limonitic cemented clay or siltstone 15.1 TAN - LIMONITE STAINED whitish tan wh, less well bedded silty clay with limonite staining q. thin ledges of limonite cemented silt 16.4 - TAN mic 270 v.f.q. S.A. SS. LIMONITE STAINED SS laminated 20.8 - ledge of limonite stained siltstone

21.4 Bcg. of covered interval still retaining its laminated tan siltstone. + CLAY - limonite stained character. 25.7 TAN, LIMONITE STAINED bedded silty clay, micaceous (22) 26.8 TANNISH grey very finely laminated silty (mica 22) clay some limonite staining 31.5 covered interval (soil) & slump.) SAMP. 9-23-3 35 - Chips of a creamy tan silicified horizon weathering out in slope wash. Bear signs of plant remains. 36 - Top of sec.

2 feet of Brown Lignite SHALE found about 39 foot level further down dip. BASE of lg, conceter then 2 feet of lignite covered by p. yell. fei MIN 1/2" probably a grey Gypsiferous shale above it in outcrop covered at top of lg however first 7 feet of u. mbr. above Alamo Bluff lg appears whitish tan & brown streaked as in little bad lands. Apparent dip of fm at 3° at 170 into little badlands syncline.

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Sec 8-26-1 Lone Butte Ms Kenzie Co. Fort Union couple hundred ft. exposed below section 0 Greyish Brown SILTY MICAceous clay (wh, Brownish grey occasional light grey sph. siltstone concs. & scattered CARBORACEOUS matter 3, 4 DISCONTINUOUS layer of reddish m brown limonite STAINED-Vfy ss concs. MICAceous <170 Gyp x15 11 - Clayey siltstone still Gyp & Grey Br. color, in slope & fresh carb trash.

14 - CLAY WITH SILT. 16.2 - Layer of Limonite CLAY OR SILT CEMENTED SO CONES 18.13, LIGNITIC SILTY CLAY ZONE WHS. DARK GREY & IS MAROON & BLACK MOTTLED IN FRESH EXP. HEMATITE LIMONITE STAINED BASE OF ZONE SOOTY LYG. INTERBEDDED WITH LIMONITE & HEMATITE @ CM. SILTST & CLAY. MIDDLE IS A DARK FUS GREY FISSLE SHI. TOP 3" VERY BRIGHT SHINY BRITTLE BLACK LYG. 20.8 Grey LAMINATED CLAY INTERBEDDED WITH LIMONITE YELL. STAINED CLAY. BEARS GYP ALS. WEATHERS BROWNISH GREY & GREY MOTTLED.

30.8 Grey t grey wh. Vfy ss light grey some limonite bleps 31.4 - Fissile Grey British grey wh leaf bearing shale, some limonite STAINING. 33.5- No LEAF or PLANT remains SHALE very silty wh, British grey clony Grey but much limonite STAINING. 35- loose s Bedding becomes SITST, CLAYey S1IST. 36. Grey to lightgrey (CLAYE) SITSi with some PLANT frags. 37- CARb, MHT.

36. I nc. CARb mt DTJ10 36 39- Grey s[illegible] clayey silt with limont stained plant frags & staining of some joints faces upper 2 in itas & shale with plant frags discontinuously developed along it. 1/4" - 2" thick. 40 - Contact between G.V. & F.V. only slightly irregular & showing no evidence of channeling. Relief 4 in,?, at most? Golden Valley Fm, v.f.g. limonite yell mottled l.g. & l.g. wh. micaceous (1/2 - 17?) kaolin flecked ss.

H1.2, g v f y ss w ith l ayers mica rich. 27. 42.2 l .grey l aminated slightly silty clay. Brownish grey wh. H4.3 l .g. v f y KAOLIN RICH ss. MICACEOUS. some LIMONITE STAINING. 46.5- f.g. KAOLIN RICH s. H8. KAOLIN RICH MICACEOUS SILTSTONE. 48 2 ledges of cementite 48.2 "oblitic limonite CONCS" wh color of slope now becomes increasingly more orange from LIMONITE STAINING.

46 1 grey 28 9 below has 1 grey slip. 51- Grey y 1, grey SILTY CLAY WHED. surface mottled with sparse limonite STAINING r 1.grey. 54 - 1 grey clay. surface orange from LIMONITE STAINING. 5H.9 2" LIMONITE ZONE giving rise from time to time to cemented LMONITE oolite comes. 35:05.- CLAYEY SILTY SINE or SILTY CLAY carrying minute F203 (9lobs wht 1/4y-1mm) surface stained orange - light grey wth some gyp xls.

57 - SITST, as below WITH few blebs Orange greyish stained & light yellowish grey when fresh. 60 - SITST. Orange Whi. & limonite & 1/2 grey mottled. 63 - Purple Grey weathered purple grey & yellow mottled Gyp xl bearing SITST, 64 - SITST. Becomes Black & mottled with limonite contains much clay & lignite but no definite lignite zone. Gyp x/s. very dark grey when fresh. (Alamo Bluff lig. zone)

66.6 Upper Mbr. Fissle MAROON BROWN (LAVENDER) SHALE, WO PLANT X ENY IS T, COVERED IN SLOPE BY WASH FROM BUFF TAN SANDS ABOVE. GYPX15. "PAPER SH." 69. YELLOW TAN, BROWN SILTY CLAY WITH GYP X15- 72- CLAYEY SILT GYPSIFEROUS. INCONSOLIDATED MOSTLY COVERED 87- SILTY LIMONITE BROWN STAINED CLAY. (GYP. X15. ↑ INTERBELLED SEQ. OF SILTSTONEA CLAYS.

92 - Brownish Cemented siltstone. cone zone 21" 93 tanish grey TAN wh. gypsiferous clayey micaceous siltstone. some limonite staining GYP X15- 95. Gypsiferous grey limonite stained plastic CLAY 96.2 SILSTONE. Badly covered inter VAL. 106.3 yellowish grey & limonite MOTTLED MICACEOUS siltstone. Grad into 1 yellowish grey plastic clay with carb frags.

106, 1 LYMITE 3" THICK. 108, 25 YELL. GREY PLASTIC LIMONITE STAINED CLAY WITT EXP. X1S 110, 1 YELL TAW MILACVOUS GYPSIF CLAYEY SILTSTONE. 112 Grey & TAW slightly SILTY PLASTIC CLAY 113 BADLY COVERED INTERVAL. 120 - SILSTONE. ledge of ligrerx VFG WILASS CHOPS OUT AT THIS LEVEL. 120 - TAN & LIMONITE MOTTLED MICRITAN 270 CLAYEY SILST.

125 -> Dark Brnsh. grey Silty LIMONITE STAIN? C/AY Gyp xls. 126 - S/TST. DITTO 120 128 - DARK BRNISH GREY CLAY DITTO 125 <-- 129,5 Lignite zone BLACK CLYS, WITH MAROON CARB & GYP XLS BEARING S/TST... 131.5 Grey LIMONITE STAINED Gyp XLS bearing Silty C/AY 133 - S. ITSTONE Gyp XL. BEARING COLOR AS below. 135 Covered interval micaceous S/TST, 144 70y of section

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(O) August 27 False Golden Valley 12 mi West of Amidon N.D. Fort Union 50' feet or more of Typical F. U. below this point Grey chippy non fissile clay with scattered limonite stained plant frays. D. 1. fine grained, bedded limonite tan & limonite stained sub greywacke with about 35% clay calvin flecks Bedding is moderately non II. SS. wh. color. buff tan buckskin. MILA abt > 1/2 ?,

(1) 3,5 DARK grey weathering Grey silty CLAY with plant frays. 6 Lignite. 6.1 v.f.g. unbedded practic ALLY now micaceous v.l. grey TO CREAM whi wh white. KAOLIN RICK (20-38) C.S. Some areas of limonite impregnation. 9,4 White wh., wh. KAOLIN. CLAY SILTY. Some AREAS of orange yell. limonite staining Upper 3 1/2" with minute Fe2O3 globules & 1/2" purple CARBONACEOUS layer. 1H,4 Orange STAINED SILTY GYPSIFEROUS CLAY

(1) Tannish grey when fresh. bearing many minute Fe2O3 globules & clay? (16.5") of cones of cemented Fe? globules. upper 1 1/2" without much orange staining or globules. 19. WH + fresh 1/2 Grey silty ?tollin clay. some small caprolitic cones & limonite plant stem impressions in bottom 1wch, which is also heavily limonite stained. 22.4 Thin 1" purple or maroon lignite rich shal clay silty 22.5 tannish grey bedded clay some limonite staining & LIMONITE TAN in" wh crustrop. 2H- Limonite stained clay conc. zone.

(D) 24- SiTY Fe STAINED Bedded CLAY. with PLANT STEM FRAGS. 25- v.f.g. buff slightly MILACEOUS(<1/2 TO) NOT evidently clayey silt Whi color. light lavender grey. Some is very rich in orange limonite staining, Impreg with tiny gyps Xls. 26. Lignitic zone purple fissile paper sh. lignite 28 Buff yellow f.g. rel. non mic SAND with some indurated ledges 28. yellow f.g. norm 13 sand 28.4 Purpleish grey

D bedded siltstone, obsurer plano frags. f, 30,2 yellow grey v.f.g ss ss. 31.3 ledge of micaceous (>170) v,f,g. b off ss 35 upper margin of section which is cont of F.Oi 32.- lacustrine fossils found in SS, 32-35 in lenses fossil specs 8-27-1 calc SS from indurated lenses.

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leaves alternate piny lobed to pennatifid ca 5 Co(5) A 5 G (5;5) yellow flower Oct. 11-72 Der field ? AL Coastal Plain

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