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Lithic Raw Material Assemblage
Lithics Home | Counties A-Z | Geologic Systems | Lithic Types |
Chert Drawers | Lithics Program
A - G | H - K | L - P | R - S | T - W
County
County
Exp. #
 Cat. # Drawer # System Lithic Types Heated Exposure
 
Adair
AD-A1
323
5
 Pennsylvanian Bethany Falls B
Q
Adair
AD-A1+
323
5
Pennsylvanian Bethany Falls B
+
Q
Adair
AD-B
338
9
 Pennsylvanian Stoner
C
Adair
AD-B+
338
9
 Pennsylvanian Stoner
+
C
Adair
AD-A2
341
9
 Pennsylvanian Winterset A
Q
Adair
AD-A2+
341
9
 Pennsylvanian Winterset A
+
Q
Allamakee
AM-C
368
24
 Ordovician (Lower) Oneota
C
Allamakee
AM-C+
368
24
 Ordovician (Lower) Oneota
+
C
Allamakee
AM-A1
183
24
 Ordovician (Lower) Shakopee
O
Allamakee
AM-A1+
183
24
 Ordovician (Lower) Shakopee
+
O
Allamakee
AM-A2
184
24
 Ordovician (Lower) Shakopee
O
Allamakee
AM-A2+
184
24
 Ordovician (Lower) Shakopee
+
C
Allamakee
AM-B
185
24
 Ordovician (Lower) Shakopee Oolitic
O
Allamakee
AM-B+
185
24
 Ordovician (Lower) Shakopee Oolitic
+
O
Appanoose
AN-A
479
12
 Mississippian (Middle) Keokuk
Appanoose
AN-A+
479
12
 Mississippian (Middle) Keokuk
+
Benton
BE-B
481
18
 Devonian (Middle) Rapid
Benton
BE-B+
481
18
 Devonian (Middle) Rapid
+
Benton
BE-A
480
20
 Silurian (Lower) Scotch Grove
Benton
BE-A+
480
20
 Silurian (Lower) Scotch Grove
+
Buchanan
BC-A
361
18
 Devonian (Middle) Rapid
Buchanan
BC-A+
361
18
 Devonian (Middle) Rapid
+
Buena Vista
BV-B
1
 Quaternary Glacial Till
Buena Vista
BV-A
156
1
 Quaternary Sioux Quartzite
Buena Vista
BV-A+
156
1
 Quaternary Sioux Quartzite
+
Butler
BT-A1
85
16
 Mississippian (Lower) Maynes Creek Cream
O
Butler
BT-A1+
85
16
 Mississippian (Lower) Maynes Creek Cream
+
O
Butler
BT-A2+
130
16
 Mississippian (Lower) Maynes Creek Fossiliferous
+
O
Calhoun
CH-A4
469
1
 Quaternary Glacial Till
Calhoun
CH-A4+
469
1
 Quaternary Glacial Till
+
Calhoun
CH-A5
470
1
 Quaternary Glacial Till
Calhoun
CH-A5+
470
1
 Quaternary Glacial Till
+
T
Calhoun
CH-B1
471
1
 Quaternary Glacial Till
Calhoun
CH-B1+
471
1
 Quaternary Glacial Till
+
Calhoun
CH-B2
1
 Quaternary Glacial Till
Calhoun
CH-B2+
1
 Quaternary Glacial Till
+
Calhoun
CH-B3
1
 Quaternary Glacial Till
Calhoun
CH-B3+
1
 Quaternary Glacial Till
+
Calhoun
CH-B4
1
 Quaternary Glacial Till
Calhoun
CH-B4+
1
 Quaternary Glacial Till
+
Calhoun
CH-B5
1
 Quaternary Glacial Till
Calhoun
CH-B5+
1
 Quaternary Glacial Till
+
Calhoun
CH-B6
1
 Quaternary Glacial Till
Calhoun
CH-B6+
2
 Quaternary Glacial Till
+
Calhoun
CH-C1
2
 Quaternary Glacial Till
Calhoun
CH-C1+
2
 Quaternary Glacial Till
+
Calhoun
CH-C2
2
 Quaternary Glacial Till
Calhoun
CH-C2+
2
 Quaternary Glacial Till
+
Calhoun
CH-C3
2
 Quaternary Glacial Till
Calhoun
CH-C3+
2
 Quaternary Glacial Till
+
Calhoun
CH-C4
2
 Quaternary Glacial Till
Calhoun
CH-C4+
2
 Quaternary Glacial Till
+
Calhoun
CH-C5
2
 Quaternary Glacial Till
Calhoun
CH-C6
472
2
 Quaternary Glacial Till
Calhoun
CH-C7
473
2
 Quaternary Glacial Till
Calhoun
CH-C8
475
2
 Quaternary Glacial Till
Calhoun
CH-A1
466
1
 Quaternary Till Cobble
Calhoun
CH-A1+
466
1
 Quaternary Till Cobble
+
T
Calhoun
CH-A2
467
1
 Quaternary Till Cobble
Calhoun
CH-A2+
467
1
 Quaternary Till Cobble
+
T
Calhoun
CH-A3
468
1
 Quaternary Till Cobble
Calhoun
CH-A3+
468
1
 Quaternary Till Cobble
+
T
Cass
CA-A
340
9
 Pennsylvanian Stoner
M
Cass
CA-A+
340
9
 Pennsylvanian Stoner
+
M
Cass
CA-B
339
9
 Pennsylvanian Stoner
M
Cass
CA-B+
339
9
 Pennsylvanian Stoner
+
M
Cerro Gordo
CE-A
174
2
 Quaternary Taconite Jasper
T
Cerro Gordo
CE-A+
174
2
 Quaternary Taconite Jasper
+
T
Cherokee
CK-A1
58
2
 Quaternary Tongue River Silica
S
Cherokee
CK-A1+
58
2
 Quaternary Tongue River Silica
+
S
Cherokee
CK-A2+
59
2
 Quaternary Tongue River Silica
S
Cherokee
CK-A3
60
2
 Quaternary Tongue River Silica
S
Cherokee
CK-A3+
60
2
 Quaternary Tongue River Silica
+
S
Cherokee
CK-A4
61
2
 Quaternary Tongue River Silica
S
Cherokee
CK-A4+
61
2
 Quaternary Tongue River Silica
+
S
Cherokee
CK-A5
62
2
 Quaternary Tongue River Silica
S
Cherokee
CK-A 5+
62
2
 Quaternary Tongue River Silica
+
S
Clayton
CT-D
64
22
Silurian (Lower) Blanding
Clayton
CT-D+
64
22
Silurian (Lower) Blanding
+
Q
Clayton
CT-C
63
23
Ordovician (Middle) Galena
O
Clayton
CT-C+
63
23
Ordovician (Middle) Galena
+
O
Clayton
CT-E
65
23
Ordovician (Middle) Galena
Clayton
CT-E+
65
23
Ordovician (Middle) Galena
+
O
Clayton
CT-H
200
23
Ordovician (Middle) Galena
O
Clayton
CT-H+
200
23
Ordovician (Middle) Galena
+
O
Clayton
CT-I
207
23
Ordovician (Middle) Galena
O
Clayton
CT-I+
207
23
Ordovician (Middle) Galena
+
O
Clayton
CT-G
186
24
Ordovician (Middle) Galena
Q
Clayton
CT-G+
186
24
Ordovician (Middle) Galena
+
Clayton
CT-B
57
21
Silurian (Lower) Hopkinton
C
Clayton
CT-B+
57
21
Silurian (Lower) Hopkinton
+
C
Clayton
CT-F
66
21
 Silurian (Lower) Hopkinton
C
Clayton
CT-F+
66
21
 Silurian (Lower) Hopkinton
+
C
Clayton
CT-J
482
21
 Silurian (Lower) Hopkinton
Clayton
CT-J+
482
21
 Silurian (Lower) Hopkinton
+
Clayton
CT-?
257
24
 Ordovician (Lower) Oneota
Crawford
CF-A
143
3
Quaternary Knife River Flint
T
Decatur
DT-A
342
9
Pennsylvanian Winterset A
Q
Decatur
DT-A+
342
9
Pennsylvanian Winterset A
+
Q
Delaware
DW-B+
206
22
Silurian (Lower) Blanding
+
Q
Delaware
DW-C
194
22
Silurian (Lower) Blanding
C
Delaware
DW-C+
194
22
Silurian (Lower) Blanding
+
C
Delaware
DW-F
508
22
Silurian (Lower) Blanding
Delaware
DW-F+
508
22
Silurian (Lower) Blanding
+
Delaware
DW-E
454
21
 Silurian (Lower) Hopkinton
Delaware
DW-E+
454
21
 Silurian (Lower) Hopkinton
+
C
Delaware
DW-G
509
21
 Silurian (Lower) Hopkinton
Delaware
DW-G+
509
21
 Silurian (Lower) Hopkinton
+
Delaware
DW-H
510
21
 Silurian (Lower) Hopkinton
Delaware
DW-H+
510
21
 Silurian (Lower) Hopkinton
+
Delaware
DW-D
448
18
 Devonian (Middle) Wapsipinicon
Delaware
DW-D+
448
18
 Devonian (Middle) Wapsipinicon
+
Delaware
DW-B
206
22
 Silurian (Lower) Blanding
Q
Des Moines
DM-B
74
13
Mississippian (Middle) Burlington
O
Des Moines
DM-B+
74
13
Mississippian (Middle) Burlington
+
O
Des Moines
DM-C
75
13
Mississippian (Middle) Burlington
S
Des Moines
DM-C+
75
13
Mississippian (Middle) Burlington
+
S
Des Moines
DM-D
87
13
 Mississippian (Middle) Burlington
Q
Des Moines
DM-D+
87
13
 Mississippian (Middle) Burlington
+
Q
Des Moines
DM-E
256
13
Mississippian (Middle) Burlington
C
Des Moines
DM-E+
256
13
Mississippian (Middle) Burlington
+
C
Des Moines
DM-F1
151
13
Mississippian (Middle) Burlington
O
Des Moines
DM-F1+
151
13
Mississippian (Middle) Burlington
+
O
Des Moines
DM-F2+
208
13
Mississippian (Middle) Burlington
+
O
Des Moines
DM-G
209
13
Mississippian (Middle) Burlington
O
Des Moines
DM-G+
209
13
Mississippian (Middle) Burlington
+
O
Des Moines
DM-H
287
13
Mississippian (Middle) Burlington
O
Des Moines
DM-H+
287
13
Mississippian (Middle) Burlington
+
O
Des Moines
DM-I
483
14
 Mississippian (Middle) Burlington
Des Moines
DM-I+
483
14
 Mississippian (Middle) Burlington
+
Dubuque
DB-A
11
22
Silurian (Lower) Blanding
C
Dubuque
DB-A+
22
18
Silurian (Lower) Blanding
+
C
Dubuque
DB-F
119
22
Silurian (Lower) Blanding
C
Dubuque
DB-F+
119
22
Silurian (Lower) Blanding
+
C
Dubuque
DB-G
179
22
Silurian (Lower) Blanding
Dubuque
DB-G+
179
22
Silurian (Lower) Blanding
+
Dubuque
DB-M
476
22
Silurian (Lower) Blanding
Dubuque
DB-M+
476
22
Silurian (Lower) Blanding
+
Dubuque
DB-B
125
23
Ordovician (Middle) Galena
O
Dubuque
DB-B+
125
23
Ordovician (Middle) Galena
+
O
Dubuque
DB-C
126
23
Ordovician (Middle) Galena
O
Dubuque
DB-C+
126
23
Ordovician (Middle) Galena
+
O
Dubuque
DB-D
127
23
Ordovician (Middle) Galena
O
Dubuque
DB-E
128
23
 Ordovician (Middle) Galena
O
Dubuque
DB-E+
128
23
 Ordovician (Middle) Galena
+
O
Dubuque
DB-H
289
21
 Silurian (Lower) Hopkinton
C
Dubuque
DB-H+
289
21
 Silurian (Lower) Hopkinton
+
C
Dubuque
DB-I
291
21
 Silurian (Lower) Hopkinton
O
Dubuque
DB-I+
291
21
 Silurian (Lower) Hopkinton
+
O
Fayette
FT-A
249
22
Silurian (Lower) Blanding
C
Fayette
FT-A+
249
22
Silurian (Lower) Blanding
+
C
Fayette
FT-B
250
23
Ordovician (Middle) Galena
Q
Fayette
FT-B+
250
23
Ordovician (Middle) Galena
+
Q
Franklin
FN-A+
131
16
Mississippian (Lower) Maynes Creek Cream
+
Q
Franklin
FN-B
116
16
Mississippian (Lower) Maynes Creek Cream
O
Franklin
FN-B+
116
16
Mississippian (Lower) Maynes Creek Cream
+
O
Fremont
FM-A
326
7
Pennsylvanian Curzon
Q
Fremont
FM-A+
326
7
Pennsylvanian Curzon
+
Q
Fremont
FM-B
325
7
Pennsylvanian Curzon A
C
Fremont
FM-B+
325
7
Pennsylvanian Curzon A
+
C
Grundy
GN-A
2
16
Mississippian (Lower) Maynes Creek Cream
O
Grundy
GN-A+
2
16
Mississippian (Lower) Maynes Creek Cream
+
O
Grundy
GN-C+
121
16
Mississippian (Lower) Maynes Creek Cream
+
O
Grundy
GN-D
1
16
Mississippian (Lower) Maynes Creek Fossiliferous
O
Grundy
GN-D+
1
16
Mississippian (Lower) Maynes Creek Fossiliferous
+
O

Grundy
GN-B
86
16
Mississippian (Lower) Maynes Creek Gray
O
Grundy
GN-B+
86
16
Mississippian (Lower) Maynes Creek Gray
+
O
Grundy
GN-E1+
136
16
Mississippian (Lower) Maynes Creek Speckled
+
Q
Grundy
GN-E2+
137
16
Mississippian (Lower) Maynes Creek Speckled
+
Q
A - G | H - K | L - P | R - S | T - W
Click here to view or download the entire table in Excel.
Updated by Tricia R. Bender, Web Designer
Mary De La Garza, Web Master
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