13RA15 |
United States |
Iowa |
Ames Station Story Co. |
buff, fine grain, compact, pyrite bearing, Lower carboniferous |
14RA14 |
United States |
Iowa |
Ames Station Story Co. |
light buff, fine grain, porous, Lower carboniferous |
11LA16 |
United States |
Iowa |
Anamosa |
light buff, fine grain, porous, cellular, bituminous |
14RA1 |
United States |
Indiana |
Anderson |
drab, fine grain, compact, Niagara |
14LA2 |
United States |
Illinois |
Aurora |
light gray, fine grain, compact, Upper Silurian |
3L15 |
United States |
Maryland |
Baltimore |
white, fine grain |
3R15 |
United States |
Maryland |
Baltimore |
cut from same block as 3L15, white, fine grain |
11LA11 |
United States |
Kentucky |
Bardstown |
drab, fine grain, compact, Upper Silurian |
12rb12 |
United States |
Ohio |
Bath Twp. Allen Co. |
dark, fine grain, compact, argillaceous, bituminous |
13ra10 |
United States |
Ohio |
Bellefountaine |
buff, fine grain, porous, Devonian |
14rb11 |
United States |
Ohio |
Bluffton |
dark, buff-streaked, fine grain, compact, bituminous, Upper Silurian |
14RB1 |
United States |
Indiana |
Bluffton |
gray, fine grain, compact, Devonian |
12RA15 |
United States |
Missouri |
Booneville |
buff, fine grain, compact |
11LA13 |
United States |
Missouri |
Booneville |
buff, fine grain, compact |
11RA12 |
United States |
Missouri |
Bowling Green |
mottled-buff, fine grain, compact, Lower Silurian |
13LB15 |
United States |
Iowa |
Buffalo |
drab, white-speckled, fine grain, compact, Devonian |
11RB4 |
United States |
Wisconsin |
Buffalo Co. |
light buff, fine grain, compact, Lower Silurian |
14RA5 |
United States |
Wisconsin |
Buffalo Co. |
yellowish-gray, fine grain, porous, Lower Silurian |
11RB2 |
United States |
Texas |
Burnet |
dull-red, variegated, fine grain, compact |
10RA9 |
United States |
Wisconsin |
Byron |
light gray, fine grain, compact, Upper Silurian |
13RB4 |
United States |
Wisconsin |
Byron |
light gray, fine grain, compact, Upper Silurian |
13LB7 |
United States |
Minnesota |
Canon City |
drab, fine grain, compact, Lower Silurian |
11RB8 |
United States |
Pennsylvania |
Carlisle |
black, fine grain, compact, Lower Sil, calcareous |
12LB16 |
United States |
Iowa |
Cedar Falls |
gray, fine grain, compact, Devonian |
14RB9 |
United States |
Pennsylvania |
Chambersburg |
blue-black, fine grain, compact, calcareous, Lower Silurian |
14RB3 |
United States |
Illinois |
Chicago |
gray, black-spotted, coarse grain, compact, bituminous |
12RA3 |
United States |
Illinois |
Chicago |
light gray, fine grain, compact, Upper Silurian |
14LB4 |
United States |
Illinois |
Chicago |
dark-drab, fine grain, cellular, compact, Upper Silurian |
14LB16 |
United States |
Iowa |
Clemont |
buff, fine grain, porous, Upper Silurian |
11LA15 |
United States |
Iowa |
Clinton |
yellow, coarse grain, porous, ferruginous, Upper Silurian |
14ra13 |
United States |
Ohio |
Columbus Grove |
dark gray, fine grain, porous, bituminous, Upper Silurian |
13LB11 |
United States |
Ohio |
Covington |
buff, fine grain, compact, siliceous, Upper Silurian |
12LB17 |
United States |
Iowa |
Dakota Sta. |
light buff, fine grain, compact, Lower carboniferous |
11RA13 |
United States |
Missouri |
De Soto |
light gray, fine grain, compact, siliceous, Lower Silurian |
12RB1 |
United States |
Indiana |
Decatur |
drab, fine grain, compact, Upper Silurian |
13LB14 |
United States |
Iowa |
Delphi |
light gray, mottled, fine grain, compact, Niagara |
14RA18 |
United States |
Iowa |
Delphi |
buff, fine grain, compact, dendritic, Niagara |
14RB18 |
United States |
Iowa |
Dixon |
yellow, coarse grain, porous, ferruginous, Niagara |
13RA14 |
United States |
Iowa |
Dixon Sta. |
buff, fine grain, porous, bituminous, Niagara |
14RB15 |
United States |
Iowa |
Dubuque |
light buff, fine grain, compact, cellular, Lower Silurian |
12LA6 |
United States |
Wisconsin |
Duck Cr. Station Brown Co. |
drab, fine grain, compact, Lower Silurian |
11RB13 |
United States |
Missouri |
Dutzrow |
light drab, fine grain, compact |
10La8 |
United States |
Pennsylvania |
Easton |
nearly black, fine grain, compact, Lower Silurian |
11LB12 |
United States |
Ohio |
Eaton |
drab, fine grain, porous, Upper Silurian |
12LB1 |
United States |
Indiana |
Eaton |
dark, mottled, coarse grain, compact, Niagara |
14LA5 |
United States |
Wisconsin |
Eden |
light gray, fine grain, compact |
14RB5 |
United States |
Wisconsin |
Eden |
light drab, fine grain, Upper Silurian |
11LA9 |
United States |
Ohio |
Euphemia |
light buff, medium grain, compact, bituminous |
12LA10 |
United States |
Ohio |
Euphemia |
drab, dark-spotted, fine grain, porous, siliceous, Upper Silurian |
12RA16 |
United States |
Iowa |
Farley |
light gray, fine grain, porous, Niagara |
13RB16 |
United States |
Iowa |
Farley |
light gray, fine grain, porous, Niagara |
10LA13 |
United States |
Maryland |
Findlay |
gray, fine grain, finely cellular, compact |
11LB2 |
United States |
Wisconsin |
Fon du Lac |
light gray, fine grain, compact Upper Silurian |
14RB16 |
United States |
Iowa |
Franklin |
light gray, fine grain, compact, Lower carboniferous |
14RA16 |
United States |
Iowa |
Franklin |
light gray, fine grain, compact, Lower carboniferous |
13LA12 |
United States |
Ohio |
Freemont |
light gray, fine grain, porous, Upper Silurian |
12LA8 |
United States |
Minnesota |
Frontenac |
light buff, fine grain, porous, Lower Silurian |
12RA17 |
United States |
Iowa |
Garrison |
dark gray, fine grain, compact, Devonian |
12RB17 |
United States |
Iowa |
Garrison |
dark gray, fine grain, compact, Devonian |
14LB11 |
United States |
Ohio |
Greenfield |
dark gray, fine grain, porous, bituminous, Upper Silurian |
13RB12 |
United States |
Ohio |
Greenfield |
light gray, fine grain, compact, bituminous, Upper Silurian |
12LA1 |
United States |
Indiana |
Greensburgh |
light gray, fine grain, compact, Upper Silurian |
11LB6 |
United States |
Pennsylvania |
Harrisburg |
nearly black, fine grain, compact, Lower Silurian |
11RB14 |
United States |
Missouri |
Hermann |
dark gray, fine grain, compact, siliceous |
12RB13 |
United States |
Ohio |
Holmes Twp. Crawford C. |
dark gray, fine grain, compact, Devonian |
13RA13 |
United States |
Iowa |
Humbolt |
gray, compact, fine grain, Lower carboniferous |
12RB16 |
United States |
Iowa |
Humbolt |
red-streaked, fine grain, compact, Lower carboniferous |
13LA13 |
United States |
Iowa |
Iowa Falls |
buff, medium-gr, porous, Lower carboniferous |
11LA12 |
United States |
Missouri |
Jefferson City |
light gray, fine grain, compact, siliceous |
14LA3 |
United States |
Illinois |
Joilet |
light gray, fine grain, compact, Upper Silurian |
11RB1 |
United States |
Illinois |
Joilet |
light gray, fine grain, compact, Upper Silurian |
12LA3 |
United States |
Illinois |
Joilet |
light gray, fine grain, compact, Upper Silurian |
13RB2 |
United States |
Illinois |
Joilet |
light gray, fine grain, compact, Upper Silurian |
14RA2 |
United States |
Illinois |
Joilet |
light gray, fine grain, compact, Upper Silurian |
14RB4 |
United States |
Illinois |
Kankakee |
light gray, fine grain, porous, Upper Silurian |
12LB8 |
United States |
Minnesota |
Kasota |
yellow, fine grain, compact, Lower Silurian |
12RA9 |
United States |
Minnesota |
Kasota |
buff, fine grain, compact, Lower Silurian |
11LA6 |
United States |
Minnesota |
Kasota |
reddish-yellow, fine grain, porous, Lower Silurian |
13RA12 |
United States |
Ohio |
Kelley's Isl. |
drab, fine grain, compact, Devonian |
14LA17 |
United States |
Iowa |
Keokuk |
drab, medium grain, compact, siliceous, Lower carboniferous |
14La10 |
United States |
Pennsylvania |
Kerberburgh |
light yellow, fine grain, compact, Lower Silurian |
13LA5 |
United States |
Wisconsin |
La Crosse |
light buff, fine grain, porous, Lower Silurian |
12LA17 |
United States |
Iowa |
La Porte |
buff-banded, fine grain, compact, Devonian |
13LA14 |
United States |
Iowa |
La Porte |
buff, fine grain, compact, Devonian |
11La17 |
United States |
Iowa |
Lansing |
light gray, fine grain, compact, Lower Silurian |
11RB15 |
United States |
Iowa |
Lansing |
buff, coarse grain, porous, Lower Silurian |
11RA14 |
United States |
Iowa |
Lansing |
light gray, fine grain, cellular, Lower carboniferous |
14RB10 |
United States |
Pennsylvania |
Leaman Place Lancaster Co. |
dark blue gray, banded, fine grain, complact, Lower Silurian |
12LB3 |
United States |
Illinois |
Lemont |
light drab, fine grain, compact, Upper Silurian |
11RA3 |
United States |
Illinois |
Lemont |
light gray, fine grain, compact, Upper Silurian |
13LB2 |
United States |
Illinois |
Lemont |
light gray, fine grain, compact, Upper Silurian |
13RA2 |
United States |
Illinois |
Lemont |
light gray, fine grain, compact, Upper Silurian |
13LA2 |
United States |
Illinois |
Lemont |
light gray, fine grain, compact, Upper Silurian |
12RA12 |
United States |
Ohio |
Lexington |
dark gray, fine grain, compact, bituminous, Upper Silurian |
12RA13 |
United States |
Ohio |
Lima |
dark, fine grain, porous, argillaceous, bituminous |
10LA11 |
United States |
Ohio |
Lima |
dark, fine grain, porous, bituminous, Upper Silurian |
12La13 |
United States |
Kentucky |
Lincoln Co. |
light drab, fine grain, compact, semicrystalline |
13LB6 |
United States |
New York |
Lockport |
light gray, fine grain, compact, fossiliferous, Upper Silurian |
14LA1 |
United States |
Indiana |
Logansport |
light drab, fine grain, compact, Niagara |
11LB1 |
United States |
Indiana |
Longwood |
yellowish, mottled, fine grain, compact, cellular |