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Final Report Phases 1-3 (2002)

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Table E.1: Master List of Organic Samples Taken from Profiles by County and Number

County

Profile

No.

Depth

Sent for ID?

Identification

Sent for Date?

Radiocarbon

Date (B.P.)

Lab ID

Notes

Beltrami

BL-01

13 cm

Y

unidentified softwood/conifer

N

     

Beltrami

BL-07

26 cm

Y

unidentified wood

N

   

wood too small to analyze

Beltrami

BL-07

33 cm

Y

unidentified wood

N

   

wood too small to analyze

Beltrami

BL-09

29-38 cm

Y

seeds of Betulaceae, Compositae, Cyperaceae (Cyperus sp./Carex sp. and Scirpus sp.), cf. Rosaceae, Zizania palustris

N

   

Unidentified seed coat, Unidentified seed fragments, Monocot and Dicot leaves, small cone or rhizome, uncarbonized wood - unidentified

Beltrami

BL-09

119 cm

Y

unidentified wood

N

   

wood too small to analyze

Beltrami

BL-10

30-32 cm

Y

organic sediment

N

   

sieved, but no woods or seeds found

Beltrami

BL-12

325-326 cm

Y

unidentified wood

N

   

wood too small to analyze

Beltrami

BL-13

184-189 cm

Y

uncarbonized unidentified wood

Y

4,470±50

Beta-107080

Unidentified fruit; algae; Cyperaceae (Cyperus sp./Carex sp.) seed, Cyperaceae (Scirpus sp.) seeds, cf. Rosaceae seed; Nuphar luteum seed

Beltrami

BL-13

189-201 cm

Y

Cyperaceae (Scirpus sp.) seeds

N

     

Beltrami

BL-14

26-32 cm

Y

carbonized and uncarbonized wood

Y

180±40

Beta-107075

2 pieces of scale; Cyperaceae (Scirpus sp.) seeds

Beltrami

BL-15

440-451 cm

Y

seeds of Brasenia schreberi, Chenopodium sp., Cyperaceae (Cyperus sp./Carex sp. and Scirpus sp.), Najas sp., Potamogeton sp., Ranunculus sp., cf. Rosaceae/Myriophyllum sp., Zannichellia sp.

N

   

unidentified seed fragments, unid bark

Beltrami

BL-15

451-458 cm

Y

unidentified wood

Y

5,890±60

Beta-107074

seeds of Brasenia schreberi, Chenopodium sp., Cyperaceae (Cyperus sp./Carex sp. and Scirpus sp.), Eleocharis sp., Potamogeton sp., Rubus sp., Sparganium sp.

Beltrami

BL-16

123-130 cm

Y

unidentified wood

Y

2,610±40

Beta-107076

Unidentified seed fragments; seeds of Cyperaceae (Cyperus sp./Carex sp. and Scirpus sp.), Potamogeton sp., Rubus sp., Sambucus canadensis

 

Beltrami

BL-18

56-61 cm

Y

unidentified wood

Y

3,180±40

Beta-107084

Unidentified seed coat/fruit fragments; seeds of cf. Betulaceae, Cyperaceae (Cyperus sp./Carex sp.), Potamogeton sp., Rubus sp.

Beltrami

BL-18

61-67 cm

Y

seeds of Chenopodium sp., Cyperaceae

(Cyperus sp./Carex sp.)

N

   

Unidentified seeds; algae

Beltrami

BL-18

76-82 cm

Y

organic sediment

N

   

sieved but no wood and no seeds

Beltrami

BL-18

82-88 cm

Y

organic sediment

N

   

sieved but no wood, no seeds

Beltrami

BL-19

35-36 cm

Y

unidentified wood

N

   

unidentified wood

Beltrami

BL-19

39-41 cm

Y

seeds of cf. Betulaceae, Cyperaceae (Cyperus sp./Carex sp. and Scirpus sp.), cf. Poaceae/Cyperaceae, Rosaceae, Rubus sp., Rudbeckia sp.

N

   

Unidentified seed/fruit; wood; small cone or rhizome fragments

Beltrami

BL-19

41-46 cm

Y

organic sediment

N

   

sieved but no wood, no seeds

Beltrami

BL-20

99 cm

Y

unidentified wood

N

   

wood too small to analyze

Beltrami

BL-20

116-118 cm

Y

unidentified wood

Y

3,240±40

Beta-107104

unidentified seeds/fruits and seed fragment; seeds of Cyperaceae (Cyperus sp./ Carex sp.), Rubus sp.

Beltrami

BL-20

118-124 cm

Y

Cyperaceae seeds (Cyperus sp./Carex sp.)

N

     

Beltrami

BL-23

491-494 cm

Y

unidentified wood/woody material

Y

5,690±40

Beta-111234

organic peaty seam; Carex sp.; Scirpus spp.; Vaccinium sp.; poss. Abies balsamea needle fragment; Chara sp. nucules

Beltrami

BL-24

168-174 cm

Y

unidentified wood

Y

510±40

Beta-111235

basal peat; Carex spp. Gramineae; Rubus idaeus; Viola sp. Potentilla norvegica; Vaccinium sp.; Picea df. mariana needle fragment

Brown

BR-01

75 cm

Y

unidentified rootlet/stem, fine rootlets

N

   

unidentified - fine rootlets; carbonized wood/stem; small bits of charcoal, probably all one speciment

Brown

BR-05

221-224 cm

Y

unidentified

N

   

remnant of rootlet in clay/marl matrix; primarily root stain, small amt. of intact epidermal tissue; no xylem, primary, secondary tissues

Brown

BR-05

460-473 cm

Y

herbaceous tissue

Y

7,360±50

Beta-97191

fine rootlet fragments in clay/marl matrix; some carbonized fragments of plant tissues; vascular elements inc. but no indication of woody tissue; phytoliths present, possibly having become isolated from the herbaceous tissues in process of carbonization

Brown

BR-06

549-551 cm

Y

unidentified

N

   

rootlets and/or small stems in clay/marl matrix; degraded frag. of herbaceous stem and/or rootlets

Brown

BR-06

551 cm

Y

Quercus sp. (oak); maybe Castanea sp. or other hardwood

Y

M157.4±0.7%

Beta-97192

2-3 small wood frag.; hardwood (Angiospermous) with tall homocellular rays, simple perforation plates, vascular (vascentric?) tracheids or fiber tracheids; complete growth rings are lacking due to specimen size

Brown

BR-06

927-1047 cm

Y

Coniferophyta; ray tracheids suggests Pinaceae family (not fir); If ray tracheids are smooth-walled then soft pines (Pinus spp.), larch/tamarack (Larix spp.) or hemlock (Tsuga spp.)

Y

10,410±60

Beta-97193

3-4 small wood frag.; a softwood (coniferous spec.), but with poor preservation; one axial tracheid was observed; ray parenchyma present (cross-field pits not discernable); ray tracheids present, walls and pit borders smooth; rays uniseriate;

Brown

BR-08

259 cm

Y

probable hardwood bark (Angiosperm)

Y

M127.8±0.5%

Beta-97194

3 bark frag.; secondary phylem, each with 1-2 cell layers of xylem (wood) intact on inner surface; xylem rays gen. low (10-20 cells high), homocellular, predom. uniseriate (occ. biseriate) rays; slightly broader rays in phloem; may be same as BR-8/405 cm

Brown

BR-08

343 cm

Y

unidentified; may be same as BR-5 (460-473 cm)

N

   

charcoal flecks in clay/marl matrix; very small frag. of carbonized plant issues; very friable

Brown

BR-08

405 cm

Y

possibly ash (Fraxinus sp.)

N

   

one rootlet, unidentified, and a single bark frag.; bark frag. appears to be hardwood based on cell types and arrangement in transverse perspective

Brown

BR-08

470 cm

Y

unidentified, possibly same as BR-8/259 cm

N

   

very small spec. of wood/bark; bark (phloem) but with outermost cell layers of xylem present also

Brown

BR-08

508 cm

Y

unidentified

N

   

minute, frag. plant materials in clay/marl matrix; apparently carbonized plant tissues, inc. one possible wood frag. that may be hardwood; other frags. are herbaceous? root/stem

Brown

BR-08

641-642 cm

Y

unidentified

N

   

approx. 8 rootlet frags. of various diameters and in various states of preservation

Brown

BR-08

715-716 cm

Y

unidentified thin rootlet

Y

M112.3±0.5%

Beta-97195

single, small-diametered rootlet

Brown

BR-09

307-312 cm

Y

bits of unidentified rootlet and soft tissue

N

   

gastropods; long bone fragment; unidentified - rootlets, soft tissue fragments

Brown

BR-09

563-566 cm

Y

epidermal (root?) tissue

N

   

unidentified - epidermal (?root) tissues; fine bits of charcoal

Brown

BR-11

218-224 cm

Y

Chenopodium sp. seed; Chenopodiaceae seed coat; Fraxinus sp., ash, lowland anatomical form; carbonized parenchymatous tissues; Carex sp. achene and perigynium (C. comosa); grass grain (Festicoid);

Y

730±50

Beta-104170

also unidentified uncarbonized bark fragments, bits of rootlet; and gastropod

Brown

BR-11

261-306 cm

Y

Rubus sp. seed

N

   

unidentified - rootlets and epidermal tissues; bark; carbonized stem sections; gall, partially carbonized

Brown

BR-11

436-457 cm

Y

two carbonized grass (Poaceae) grains (festicoid group)

N

   

gastropods also recovered during screening

Brown

BR-11

583 cm

Y

unidentified fine bark fragments with some wood- rotting fungal spores

Y

1,130±50

Beta-104171

unidentified - fine bits of bark, periderm; spores from wood-rotting fungi

Brown

BR-14

340-350 cm

Y

unidentified

N

   

unidentified - fibrous rootlets and herbaceous tissues (possible epidermis, ?sphagnum elements); gastropods

Brown

BR-14

383-398 cm

Y

unidentified

N

   

unidentified - rootlets, soft tissues, insect carapace section (blondish hairs present)

Brown

BR-17

215-240 cm

Y

unidentified

N

   

unidentified - dark-brown fibrous rootlets

Brown

BR-20

315-320 cm

Y

conifer needle and sheath, Pinus sp., possibly P. resinosa (red pine) or P. banksiana (Jack pine) in hard pine group or P. edulis (pinyon) in soft pine group; Red pine and Jack pine most likely based on biogeography

Y

M113.1±0.5%

Beta-104172

unidentified - epidermal (?root) tissues; bits of charcoal

Chisago

CH-01

52-57 cm

Y

cf. Picea sp. wood

Y

1,740±50

Beta-107112

small cone or rhizomme fragments; unidentified seed/fruit and seed fragment

Chisago

CH-01

217-222 cm

Y

unidentified seeds

N

   

unidentified seed fragments; no wood

Chisago

CH-01

747-750 cm

Y

unidentified softwood pieces

Y

5,340±50

Beta-107108

seeds of cf. Betulaceae, Cyperaceae (Cyperus sp./Carex sp. and Scirpus sp.), cf. Docodon sp., Rhus sp., Rosaceae, Rubus sp.; originally 445-448 cm

Chisago

CH-03

192-194 cm

Y

seeds of cf. Betulaceae, Cyperaceae (Cyperus sp./Carex sp.), Najas sp.

N

   

no wood

Chisago

CH-03

206-209 cm

Y

cf. Salix sp. and Picea sp. wood; seeds of Cyperaceae (Cyperus sp./Carex sp.), Najas sp., Nupah luteum, Potamogeton sp., Ranunculus sp.

N

   

very fine uncarbonized organic matter; sample for wood and seeds

Chisago

CH-03

211-217 cm

Y

unidentified wood

N

   

unidentified diffuse porous hardwood

Chisago

CH-04

50-53 cm

Y

Picea sp. wood

Y

1,270±40

Beta-107109

wood and fine organic matter; Heliantus sp. cf. H. annua seeds (cultivated/modern)

Chisago

CH-04

283-289 cm

N

 

N

   

very fine uncarbonized organic matter; sample for wood and seeds

Chisago

CH-04

757-761 cm

Y

wood pieces

Y

1,220±40

Beta-107110

seeds of Cyperacea (Cyperus sp./Carex sp.), Najas sp., Rhus sp.; originally 164-168 cm

Chisago

CH-04

1037-1042 cm

Y

seeds of Cyperacea (Cyperus sp./Carex sp.), Helianthus sp., Najas sp., Rhus sp.

Y

3,660±50

Beta-107111

no wood; originally 463-468 cm

Chisago

CH-07

296-302 cm

Y

cf. Picea sp. wood

Y

9,360±80

Beta-107071

wood pieces; originally 230-236 cm

Chisago

CH-08

45-50 cm

N

 

N

   

peat; sample for wood and seeds

Chisago

CH-08

165-170 cm

N

 

N

   

peat; sample for wood and seeds

Chisago

CH-08

305-308 cm

Y

cf. Pice sp., possibly a root

N

   

wood, fine organic matter; separate out largest pieces of wood, many from same piece

Chisago

CH-10

231-234 cm

Y

Picea sp. wood; seeds of Cyperaceae (Cyperus sp./Carex sp.), Rhus sp., Rudbeckia sp.

N

   

wood and fine uncarbonized organic matter

Chisago

CH-10

234 cm

Y

Salix sp. wood

N

   

wood resting on underlying stratigraphic unit

Chisago

CH-10

248 cm

Y

unidentified wood

N

   

organic laminae in 5YR material; wood too small to analyze

Chisago

CH-11

247-250 cm

Y

Larix laricina wood

Y

9,640±70

Beta-107070

one piece of wood; ignore fines; originally 171-174 cm

Chisago

CH-11

275-277 cm

N

 

N

   

fine uncarbonized organic matter

Chisago

CH-11

355-360 cm

Y

Larix sp., cf. L. laricina wood

Y

9,340±60

Beta-107069

wood piece; originally 279-284 cm

Chisago

CH-12

256-258 cm

Y

Picea sp. wood

N

   

wood; ignore fines

Chisago

CH-12

291-298 cm

N

 

N

   

peat; look for wood, seeds

Chisago

CH-14

100-104 cm

Y

Picea sp. wood, much fungi present

N

   

wood; ignore fines

Chisago

CH-14

128-136 cm

Y

Picea sp. wood, much fungi present

N

   

log; ignore fines

Chisago

CH-14

215-218 cm

N

 

N

   

wood and fine uncarbonized organic matter

Chisago

CH-24

34-38 cm

Y

Cyperaceae (Cyperus sp./Carex sp.) seeds

N

   

unidentified hardwood pieces (similar to KC-4 (2.73m))

Chisago

CH-24

123-130 cm

Y

seeds of cf. Betulaceae, Cyperaceae (Cyperus sp./Carex sp.), Rhus sp.,

N

   

unidentified seeds/fruits, seed fragments; no wood

Chisago

CH-24

274 cm

Y

organic sediment

N

   

look for organic matter in black laminae; no wood or seeds found

Chisago

CH-24

275-278 cm

Y

Picea sp. wood

Y

10,120±100

Beta-107107

unidentified seed fragments; seeds of Cyperaceae (Cyperus sp./Carex sp.); originally 237-240 cm

Clay

CY-01

418 cm

Y

unidentified wood

N

   

wood too small to analyze

Clay

CY-01

497-512 cm

Y

cf. Picea sp., possibly a root

Y

10,080±70

Beta-107065

wood - at base of 2CO horizon (in between 2 laminated SiL/SiCL units)

Clay

CY-02

796-808 cm

Y

(see notes)

N

   

Not Analyzed

Clay

CY-02

811 cm

Y

Picea sp. wood

Y

10,140±70

Beta-107093

 

Clay

CY-02

860-872 cm

Y

wood pieces, unidentified seed fragments

Y

10,180±70

Beta-107073

wood pieces; unidentified seed fragments

Clearwater

CE-01

134-149 cm

N

 

N

   

basal wood - may be recent (from road construction?) - not sent for I.D.

Clearwater

CE-01

354-366 cm

Y

unidentified wood

Y

8,110±50

Beta-111236

seeds/wood; Najas flexilis; Potamogeton spp.; Scirpus sp. Chara sp. nucules

Clearwater

CE-02

347-363 cm

Y

unidentified wood and charcoal; Cyperaceae seeds

N

   

peat; Sagittaria sp.; Scirpus spp.; Carex sp.; Carex sp. Larix laricina needle fragment

Clearwater

CE-02

427-433 cm

Y

unidentified wood

N

   

seeds; Larix laricina needle and samara fragments; Scirpus spp.; Carex spp.; Naja flexilis; Nymphaea cf. tuberosa; Chara sp. nucules

Clearwater

CE-02

497-506 cm

Y

unidentified wood

Y

9,210±50

Beta-111237

Picea cf. mariana needle fragments (charred); Picea cf. seeds and samara fragments; Scirpus spp.; Carex spp. Potamogeton spp.; Zannichellia palustris; Najas flexilis; Nymphaea cf. tuberosa; Ceratophyllum demersum; Drosera rotundifolia leaves; Chara sp. nucules

Fillmore

FM-00

~800 cm

Y

muskox skull collagen

Y

14,420±70

CAMS-32037

collagen was purified of humates and other organics leaving physically broken chains of proteins; skull from outcrop/quarry located at SW 1/4 SW 1/4 NW 1/4 SW 1/4 Sec. 28 T104N R10W; quarry is in a VT3 LfSA

Fillmore

FM-02

222 cm

Y

unidentified wood

N

   

wood too small to analyze

Fillmore

FM-07

276-284 cm

Y

seeds of cf. Betulaceae, Chamaesyce nutans, Chenopodium sp., Cyperaceae (Scirpus sp.), Najas sp., cf. Sagittaria sp., Verbena sp.

Y

3,710±50

Beta-107081

unidentified seed; no wood

Fillmore

FM-07

288-290 cm

Y

seeds of Cyperaceae (Scirpus sp.)

N

   

no wood

Fillmore

FM-09

344-346 cm

Y

unidentified wood

N

   

wood too small to analyze

Fillmore

FM-10

516-522 cm

Y

seeds of cf. Betulaceae (Scirpus sp.), Ranunculus sp.

N

   

no wood

Fillmore

FM-10

526-528 cm

Y

seeds of cf. Betulaceae, Najas sp.; wood

Y

4,960±60

Beta-107101

unidentified seed fragments; wood pieces

Fillmore

FM-12

285-286 cm

Y

unidentified wood

N

   

wood too small to analyze

Fillmore

FM-12

431 cm

Y

unidentified wood

N

   

wood too small to analyze

Fillmore

FM-16

446-550 cm

Y

unidentified wood

N

   

wood too small to analyze

Fillmore

FM-25

350-362 cm

Y

unidentified wood

N

   

unidentified hardwood

Fillmore

FM-25

362 cm

Y

unidentified hardwood

Y

2,890±70

Beta-107067

unidentified hardwood

Fillmore

FM-61

315 cm

Y

wood sent for date

Y

M116.3±0.5%

Beta-107095

wood too small to analyze

Fillmore

FM-61

315-330 cm

Y

unidentified wood

N

   

wood too small to analyze

Fillmore

FM-63

102 cm

Y

unidentified wood

N

   

wood too small to analyze

Houston

HS-03

380 cm

Y

Ulmus sp. wood

Y

2,790±70

Beta-107088

 

Houston

HS-03

412-417 cm

Y

unidentified wood

N

   

wood too small to analyze

Houston

HS-04

274-277 cm

Y

Brassicaceae seeds, Chenopodium sp. seeds

Y

M111.2±0.6%

Beta-107082

no wood

Houston

HS-15

424 cm

Y

unidentified wood

Y

20±50

Beta-107083

wood pieces - uidentified; no seeds

Houston

HS-53

420-429 cm

Y

organic sediment

N

   

no wood; no seeds

Houston

HS-55

617-620 cm

Y

unidentified wood

N

   

wood too small to analyze

Houston

HS-55

660-662 cm

Y

unidentified bark

Y

3,360±50

Beta-107092

unidentified bark

Houston

HS-55

665-672 cm

Y

unidentified wood

N

   

wood too small to analyze

Houston

HS-61

380-381 cm

Y

unidentified wood

Y

560±40

Beta-107096

wood too small to analyze

Hubbard

HB-02

226-241 cm

Y

unidentified wood

Y

9,860±60

Beta-111238

basal peat; Larix laricina needle fragments (charred); Cyperaceae seed fragments; Viola sp.

Itasca

IC-01

190-198 cm

Y

unidentified wood and charcoal; Rubus idaeus seeds

Y

320±50

Beta-111239

peat; Pinus strobus needle fragment (charred); Larix laricina needle fragment; conifer cone; Scirpus sp.; cf. Juncus sp.; Potentilla norvegica; Rubus idaeus

Itasca

IC-03

198-207 cm

Y

poss. Cyperaceae stem fragments

Y

3,940±70

Beta-111240

peat; Potamogeton sp.; Scirpus sp.; cf. Juncus sp.

Kittson

KT-07

1231-1234 cm

N

wood

N

   

carbonized wood - in alluvium

Kittson

KT-11

433-436 cm

Y

Salix sp. wood

Y

2,840±40

Beta-107089

wood - in alluvium on top of till

Kittson

KT-11

594-597 cm

Y

organic sediment

N

   

no wood/no seeds

Kittson

KT-15

503 cm

Y

unidentified wood

Y

3,240±50

Beta-107099

wood too small to analyze

Kittson

KT-17

200 cm

N

unidentified wood

N

   

wood - near base of Cg horizon

Kittson

KT-17

207-213 cm

N

unidentified wood

N

   

plant matter/roots/wood? - base of Cg horizon

Kittson

KT-18

171 cm

N

unidentified wood

N

   

wood/bark? - poor sample - 4ACb

Kittson

KT-18

247 cm

N

unidentified wood

N

   

roots - may be recent - 4Ab

Koochiching

KC-03

122 cm

Y

unidentified wood

N

   

wood too small to analyze

Koochiching

KC-04

155 cm

Y

unidentified wood

N

   

wood too small to analyze

Koochiching

KC-04

273 cm

Y

unidentified hardwood (? Rhus sp.)

Y

5,090±50

Beta-107094

one twig fragment

Koochiching

KC-04

267-269 cm

Y

ring porous hardwood, cf. Fraxinus sp.; seeds of cf. Betulaceae, Cyperaceae (Scirpus sp.), Najas sp., Potamogeton sp., Rnunculus sp.

N

   

unidentified seeds/fruits; unidentified spiny fruit

Koochiching

KC-05

91 cm

Y

wood sent for date

Y

5,850±50

Beta-107103

wood too small to analyze

Koochiching

KC-06

75-77 cm

Y

wood sent for date

Y

4,530±50

Beta-107102

wood too small to analyze

Koochiching

KC-06

199 cm

Y

unidentified wood

N

   

wood too small to analyze

Koochiching

KC-07

73 cm

Y

unidentified wood

N

   

wood too small to analyze

Lake of the Woods

LW-01

69-73 cm

Y

organic sediment

N

   

no wood, no seeds

Lake of the Woods

LW-01

91 cm

Y

unidentified wood

N

   

wood too small to analyze

Lake of the Woods

LW-05

29 cm

Y

unidentified wood

N

   

unidentified hardwood, possibly a root

Lake of the Woods

LW-05

28-37 cm

Y

unidentified wood

N

   

wood too small to analyze

Lake of the Woods

LW-06

127 cm

Y

unidentified wood

N

   

wood too small to analyze

Lake of the Woods

LW-08

338 cm

Y

unidentified wood

N

   

wood too small to analyze

Marshall

MA-04

323-329 cm

Y

unidentified wood

N

   

wood too small to analyze

Marshall

MA-07

287 cm

N

charcoal

N

   

charcoal - probably recent

Marshall`

MA-07

847 cm, 878-881 cm

N

organic sediment

N

   

plant matter - not great samples

Marshall

MA-07

914 cm

N

organic sediment

N

   

plant matter - leaves?

Marshall

MA-07

994 cm

N

unidentified wood

N

   

woody root?

Marshall

MA-07

1027 cm

Y

Ulmaceae (Celtis sp. or Ulmus sp. possible) wood

Y

1,260±80

Beta-107064

wood - from base of 3Cg (alluvium) on top of 4C (lacustrine)

Marshall

MA-07

1006-1015 cm

Y

cf. Lauraceae wood

Y

1,280±70

Beta-107068

wood - from base of 3Cg (alluvium) on top of 4C (lacustrine)

Marshall

MA-09

829-847 cm

N

 

N

   

charcoal

Marshall

MA-09

1408-1420 cm

Y

cf. Fraxinus sp. wood

Y

4,070±80

Beta-107086

woody root (wood?) - marks boundary between SiCL and SCL with pebbles and shells

Marshall

MA-09

1448-1478 cm

Y

unidentified wood

N

   

wood too small to analyze

Marshall

MA-15

116-118 cm

N

charcoal

N

   

charcoal from 2Ab (may be recent)

Marshall

MA-15

351-357 cm

N

charcoal

N

   

charcoal - middle of 3C horizon (alluvial)

Morrison

MO-03

168-183 cm

Y

unidentified wood

Y

3,600±50

Beta-111241

peat (half core); Sagittaria sp.; Eleocharis sp.; Scirpus sp.; Cares sp.; cf. Juncus sp.; Nympaea cf. tuberosa; cf. lactuca canadensis; Ranunculus sp.; Vitis sp; indeterminate seed

Nicollet

NL-02

228-230 cm

Y

unidentified wood

N

   

wood too small to analyze

Nicollet

NL-04

178 cm

Y

unidentified wood

N

   

wood too small to analyze

Nicollet

NL-04

288 cm

Y

unidentified wood

N

   

wood too small to analyze

Nicollet

NL-04

328 cm

Y

unidentified wood

N

   

wood too small to analyze

Nicollet

NL-04

517-520 cm

Y

unidentified wood

Y

7,830±60

Beta-107097

 

Nicollet

97NL-02

297-351 cm

Y

organic sediment

Y

2,800±60

Beta-113249

 

Nicollet

97NL-02

951-957 cm

Y

unidentified wood; charred wood and charcoal; Cyperaceae seed

Y

5,380±50

Beta-111242

Thuja occidentalis leaf frags.; Picea sp. needle frag.; Abies balsamea needle, cone and stem frag.; Chenopodium sp.; Eupatorium sp. Carex spp.; cf. Eleocharis sp.; Viola sp.; Mantha sp.; Vitis sp.; Stipa sp. (charred); Cyperaceae stem frags.; cf. Ericaceae

Nicollet

97NL-02

1097-1109 cm

Y

organic sediment

Y

7,840±70

Beta-114705

 

Nicollet

97NL-02

1097-1109 cm

Y

unidentified wood extracted from sediment

Y

8,050±100

Beta-113250

 

Nicollet

97NL-03

255-259 cm

Y

organic sediment

Y

1,930±60

Beta-113251

 

Nicollet

97NL-03

333-354 cm

Y

organic sediment

Y

3,650±70

Beta-111352

 

Nicollet

97NL-03

778-820 cm

Y

organic sediment

Y

6,130±60

Beta-113253

 

Nicollet

97NL-03

1143 cm

Y

unidentified wood

Y

10,330±60

Beta-111243

Abies balsamea needle

Nicollet

97NL-04

460-475 cm

Y

organic sediment

Y

4,500±60

Beta-113254

 

Nicollet

97NL-04

680-683 cm

Y

unidentified wood

Y

5,690±70

Beta 110976

wood too deteriorated

Nicollet

97NL-04

1063-1074 cm

Y

unidentified wood and charcoal

Y

9,370±50

Beta 111244

possible softwood

Norman

NR-01

546-555, 585,

600 cm

N

charcoal

N

   

charcoal - in unit beneath laminated SiC

Norman

NR-02

600-610 cm

N

organic sediment

N

   

plant matter - in unit overlying clay

Norman

NR-03

347-366 cm

N

charcoal

N

   

charcoal

Norman

NR-03

717-723 cm

Y

unidentified ring porous hardwood

Y

3,060±60

Beta-107066

unidentified ring porous hardwood

Norman

NR-04

137-149 cm

N

charcoal

N

   

few flecks of charcoal - at base of 2Bt horizon (on top of 3ACb)

Olmsted

OL-04

348-350 cm

Y

cf. Lauraceae wood (many oils still present)

Y

3,360±50

Beta-107087

lot of wood

Olmsted

OL-04

359-365 cm

Y

seeds of Cyperaceae (Cyperus sp./Carex sp.), Najas sp.; wood pieces

Y

3,320±60

Beta-107072

unidentified seeds; wood pieces

Olmsted

OL-06

162 cm

Y

organic sediment

N

   

no wood; no seeds

Olmsted

OL-08

210-216 cm

Y

unidentified hardwood

Y

350±40

Beta-107091

two samples - one is an unidentified hardwood with much fungi present, the other is too small to analyze

Pine

PN-01

88-91 cm

Y

seeds of Cyperaceae (Cyperus sp./Carex sp.), Rhus sp.

Y

3,910±50

Beta-107113

no wood

Pipestone

PS-11

177-182 cm

Y

seeds of Chenopodium sp., Cyperaceae (Scirpus sp.), Helianthus sp., Myrica sp., Myriophyllum sp., Potamogeton sp.; wood

Y

150±40

Beta-107077

unidentified seed/fruit; wood pieces

Polk

PL-01

387-390 cm

Y

unidentified wood

N

   

wood too small to analyze

Polk

PL-08

567-573 cm

N

organic sediment

N

   

plant matter - at base of C5 horizon, on top of fine sand unit

Polk

PL-09

826-832 cm

N

organic sediment

N

   

plant matter

Polk

PL-09

1110 cm

N

organic sediment

N

   

organic lens with carbonized wood

Renville

RN-02

256 cm

Y

unidentified wood

N

   

wood too small to analyze

Renville

RN-04

216 cm

Y

unidentified wood

N

   

wood too small to analyze

Renville

RN-16

49 cm

Y

unidentified wood

Y

820±50

Beta-107098

wood too small to analyze

Rock

RK-15

312-320 cm

Y

seeds of Chenopodium sp., Cyperaceae (Scirpus sp.), Myriophyllum sp.

Y

7,940±100

Beta-107079

unidentified seed fragments

Rock

RK-18

172-178 cm

Y

unidentified wood; unidentified seeds fragments

Y

320±70

Beta-107085

wood; unidentified seeds fragments

Rock

RK-28

160-170 cm

Y

Chenopodium sp. seed fragment

N

   

no wood

Rock

RK-29

169-172 cm

Y

wood sent for date

Y

5,430±60

Beta-107100

wood too small to analyze

Rock

RK-31

300-307 cm

Y

bulk date - organic sediment

Y

2,050±40

Beta-107106

no wood, no seeds

Washington

T-44

60-62 feet; 18.3-18.9 m

Y

unidentified softwood/conifer bark

Y

10±70

Beta-107090

unidentified softwood/conifer bark

Washington

T-44

85-87 feet; 25.9-26,5 m

Y

organic sediment

N

   

no wood; no seeds

Washington

T-44

90-92 feet; 27.4-28.0 m

Y

organic sediment

N

   

no wood; no seeds

Washington

T-45

47.5-49.5; 14.5-15.1 m

Y

unidentified wood

N

   

wood too small to analyze

Washington

T-45

95-97 feet;

29.0-29.6 m

Y

Organic sediment sent for date

Y

8,370±70

Beta-107078

no wood; no seeds

Wilkin

WL-02

116-122 cm

Y

organic sediment

Y

M144.9±0.5%

Beta-107105

no wood/no seeds

Yellow Medicine

YM-02

65 cm

Y

Monocotypedonae, poss. the grass fam. (Poaceae), part. cane (Arundinaria sp.) or wild rice (Zizania aquatica); poss. cat tail (Typha spp.) or bur-reed (Sparganium americanum)

Y

M119.5±0.5%

Beta-97196

linear frag. monocotyledonous stem tissue, vascular bundles collateral, bundle fibers completely encircling tracheary tissues and forming oval-shaped sheath in transverse perspective; ground tissue uniform in transverse sect., more variable in radial per.

Yellow Medicine

YM-09

249-263 cm

Y

monocot culm (internode section) ?Poaceae; unidentified carbonized hollow stem

Y

7,960±50

Beta-104173

one unidentified carbonized wood fragment not sent for date; official slip states 164-178 cm - depths later adjusted for no recovery zones; actual depth is 249-263 cm

Yellow Medicine

YM-14

130-131 cm

Y

organic sediment

N

   

3 snails

Yellow Medicine

YM-14

231-252 cm

Y

Seeds of Carex sp.; Chamaesyce nutans; Chenopodium sp. (incl. calyx) Miriophyllum sp.,; Scirpus validus cf.; S. fluviatilis cf. ; Teucrium sp., and Vitis sp. , Fruits of Zanichelli palustris & Rumex sp., Pinus sp. cone scale, and Potamogeton sp. achenes.

N

   

bivalve; gastropods; beetle; fish bone; reptile/amphibian; bone; insect/rodent feces; unidentified - lg. seed (?tree affiliation), dicotyledonous leaf fragment, rootlets, bark, bud

 

 

 

 

 

Acknowledgements

Mn/Model was financed by the Minnesota Department of Transportation using funds set aside by the Federal Highway Administration's Intermodal Surface Transportation Efficiency Act.

 

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