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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-A
323
5
 Pennsylvanian Bethany Falls B
Q
Adair
AD-A
323
5
Pennsylvanian Bethany Falls B
+
Q
Adair
AD-A
341
7
 Pennsylvanian Winterset A
Q
Adair
AD-A
341
7
 Pennsylvanian Winterset A
+
Q
Adair
AD-B
338
7
 Pennsylvanian Stoner
C
Adair
AD-B
338
7
 Pennsylvanian Stoner
+
C
Allamakee
AM-A
183
19
 Ordovician (Lower) Shakopee
O
Allamakee
AM-A
183
19
 Ordovician (Lower) Shakopee
+
O
Allamakee
AM-A
184
19
 Ordovician (Lower) Shakopee
O
Allamakee
AM-A
185
19
 Ordovician (Lower) Shakopee Oolitic
O
Allamakee
AM-A
185
19
 Ordovician (Lower) Shakopee Oolitic
+
O
Allamakee
AM-A
368
19
 Ordovician (Lower) Oneota
C
Allamakee
AM-A
368
19
 Ordovician (Lower) Oneota
+
C
Buchanan
BC-A
361
14
 Devonian (Middle) Rapid
U
Buchanan
BC-A
361
16
 Devonian (Middle) Rapid
+
U
Butler
BT-A
85
14
 Mississippian (Lower) Maynes Creek Cream
0
Butler
BT-A
85
14
 Mississippian (Lower) Maynes Creek Cream
+
O
Butler
BT-A
130
14
 Mississippian (Lower) Maynes Creek Fossiliferous
O
Calhoun
CH-A
466
1
 Quaternary Till Cobble
+
T
Calhoun
CH-B
467
1
Quaternary Till Cobble
+
T
Calhoun
CH-C
468
1
Quaternary Till Cobble
+
T
Calhoun
CH-E
470
1
Quaternary Chert Till Cobble
+
T
Cass
CA-A
340
7
Pennsylvanian Stoner
U
Cass
CA-A
340
7
Pennsylvanian Stoner
+
U
Cass
CA-B
339
7
Pennsylvanian Stoner
U
Cass
CA-B
339
7
Pennsylvanian Stoner
+
U
Cerro Gordo
CE-A
174
1
Quaternary Taconite Jasper
T
Cerro Gordo
CE-A
174
1
Quaternary Taconite Jasper
+
T
Cherokee
CK-A
58
1
 Quaternary Tongue River Silica
S
Cherokee
CK-A
58
1
Quaternary Tongue River Silica
+
S
Cherokee
CK-A
59
1
Quaternary Tongue River Silica
S
Cherokee
CK-A
59
1
Quaternary Tongue River Silica
+
S
Cherokee
CK-A
60
1
Quaternary Tongue River Silica
S
Cherokee
CK-A
60
1
Quaternary Tongue River Silica
+
S
Cherokee
CK-A
61
1
Quaternary Tongue River Silica
S
Cherokee
CK-A
61
1
Quaternary Tongue River Silica
+
S
Cherokee
CK-A
62
1
Quaternary Tongue River Silica
S
Cherokee
CK-A
62
1
Quaternary Tongue River Silica
+
S
Clayton
CT-B
57
17
Silurian (Lower) Hopkinton
C
Clayton
CT-B
57
17
Silurian (Lower) Hopkinton
+
C
Clayton
CT-C
63
18
Ordovician (Middle) Galena
O
Clayton
CT-C
63
18
Ordovician (Middle) Galena
+
O
Clayton
CT-D
64
18
Silurian (Lower) Blanding
+
Q
Clayton
CT-E
65
18
Ordovician (Middle) Galena
O
Clayton
CT-E
65
18
Ordovician (Middle) Galena
+
O
Clayton
CT-F
66
17
Silurian (Lower) Hopkinton
C
Clayton
CT-F
66
17
Silurian (Lower) Hopkinton
+
C
Clayton
CT-G
186
19
Ordovician (Lower) Shakopee
Q
Clayton
CT-H
200
18
Ordovician (Middle) Galena
O
Clayton
CT-H
200
18
Ordovician (Middle) Galena
+
O
Clayton
CT-I
207
18
Ordovician (Middle) Galena
O
Clayton
CT-I
207
18
Ordovician (Middle) Galena
+
O
Crawford
CF-A
143
1
Quaternary Knife River Flint
T
Decatur
DT-A
342
7
Pennsylvanian Winterset A
Q
Decatur
DT-A
342
7
Pennsylvanian Winterset A
+
Q
Delaware
DW-B
206
18
Silurian (Lower) Blanding
C
Delaware
DW-C
194
18
Silurian (Lower) Blanding
Q
Delaware
DW-C
194
18
Silurian (Lower) Blanding
+
Q
Delaware
DW-D
448
16
Devonian (Middle) Wapsipinicon
S
Delaware
DW-E
454
17
Silurian (Lower) Hopkinton
C
Des Moines
DM-B
74
10
Mississippian (Middle) Burlington
O
Des Moines
DM-B
74
10
Mississippian (Middle) Burlington
+
O
Des Moines
DM-C
75
10
Mississippian (Middle) Burlington
S
Des Moines
DM-C
75
10
Mississippian (Middle) Burlington
+
S
Des Moines
DM-D
87
10
Mississippian (Middle) Burlington
Q
Des Moines
DM-E
256
11
Mississippian (Middle) Burlington
C
Des Moines
DM-E
256
11
Mississippian (Middle) Burlington
+
C
Des Moines
DM-F
151
10
Mississippian (Middle) Burlington
+
O
Des Moines
DM-F
208
11
Mississippian (Middle) Burlington
O
Des Moines
DM-F
208
11
Mississippian (Middle) Burlington
+
O
Des Moines
DM-G
209
11
Mississippian (Middle) Burlington
O
Des Moines
DM-G
209
11
Mississippian (Middle) Burlington
+
O
Des Moines
DM-H
287
11
Mississippian (Middle) Burlington
O
Des Moines
DM-H
287
11
Mississippian (Middle) Burlington
+
O
Dubuque
DB-A
11
18
Silurian (Lower) Blanding
C
Dubuque
DB-A
11
18
Silurian (Lower) Blanding
+
C
Dubuque
DB-B
125
18
Ordovician (Middle) Galena
O
Dubuque
DB-B
125
18
Ordovician (Middle) Galena
+
O
Dubuque
DB-C
126
19
Ordovician (Middle) Galena
O
Dubuque
DB-C
126
19
Ordovician (Middle) Galena
+
O
Dubuque
DB-D
127
19
Ordovician (Middle) Galena
O
Dubuque
DB-E
128
19
Ordovician (Middle) Galena
O
Dubuque
DB-E
128
19
Ordovician (Middle) Galena
+
O
Dubuque
DB-F
119
18
Silurian (Lower) Blanding
C
Dubuque
DB-F
119
18
Silurian (Lower) Blanding
+
C
Dubuque
DB-H
289
17
Silurian (Lower) Hopkinton
C
Dubuque
DB-H
289
17
Silurian (Lower) Hopkinton
+
C
Dubuque
DB-I
291
17
Silurian (Lower) Hopkinton
O
Dubuque
DB-I
291
17
Silurian (Lower) Hopkinton
+
O
Fayette
FT-A
249
18
Silurian (Lower) Blanding
C
Fayette
FT-A
249
18
Silurian (Lower) Blanding
+
C
Fayette
FT-B
250
19
Ordovician (Middle) Galena
Q
Fayette
FT-B
250
19
Ordovician (Middle) Galena
+
Q
Franklin
FN-A
131
15
Mississippian (Lower) Maynes Creek Cream
+
Q
Franklin
FN-B
116
15
Mississippian (Lower) Maynes Creek Cream
O
Franklin
FN-B
116
15
Mississippian (Lower) Maynes Creek Cream
+
O
Fremont
FM-A
326
5
Pennsylvanian Curzon
Q
Fremont
FM-A
326
5
Pennsylvanian Curzon
+
Q
Fremont
FM-B
325
5
Pennsylvanian Curzon A
C
Fremont
FM-B
325
5
Pennsylvanian Curzon A
+
C
Grundy
GN-A
2
15
Mississippian (Lower) Maynes Creek Cream
O
Grundy
GN-A
2
15
Mississippian (Lower) Maynes Creek Cream
+
O
Grundy
GN-B
86
13
Mississippian (Lower) Maynes Creek Gray (Cream?)
O
Grundy
GN-B
86
13
Mississippian (Lower) Maynes Creek Gray (Cream?)
+
O
Grundy
GN-C
121
15
Mississippian (Lower) Maynes Creek Cream
+
O

Grundy
GN-D
1
14
Mississippian (Lower) Maynes Creek Fossiliferous
O
Grundy
GN-D
1
14
Mississippian (Lower) Maynes Creek Fossiliferous
+
O
Grundy
GN-E
136
14
Mississippian (Lower) Maynes Creek Speckled
+
Q
Grundy
GN-E
137
15
Mississippian (Lower) Maynes Creek Cream
+
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
October 2008
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