| GRD017VS0 |
Chert
|
laminated chert and shale |
Italy |
0 |
Camp Elliott |
| GRD017WS0 |
Chert
|
laminated chert and shale, burrows. |
Italy |
0 |
Camp Elliott |
| GRD017XS0 |
Chert
|
laminated chert and shale |
Italy |
0 |
Camp Elliott |
| GRD017YS0 |
Chert
|
laminated chert and shale |
Italy |
0 |
Camp Elliott |
| GRD017ZS0 |
Chert
|
laminated chert and shale |
Italy |
0 |
Camp Elliott |
| GRD0180S0 |
Chert
|
laminated chert and shale |
Italy |
0 |
Camp Elliott |
| GRD0183S0 |
Chert
|
red chert with obscure laminations |
Italy |
0 |
Ritter 154 |
| GRD0184S0 |
Chert
|
Missing |
Italy |
0 |
|
| GRD0185S0 |
Chert
|
greenish chert with laminations and burrows, lenticular clay layers |
Italy |
0 |
Camp Elliott |
| GRD0186S0 |
Chert
|
greenish gray chert with laminations and burrows, lenticular clay layers |
Italy |
0 |
Camp Elliott |
| GRD0187S0 |
Chert
|
chert with shaly band |
Italy |
0 |
Camp Elliott |
| GRD018BS0 |
Chert
|
Laminated with burrows; large hand specimen. |
Italy |
0 |
Camp Elliott |
| GRD018DS0 |
Chert
|
coarser grained than W79-46, with bigger burrows; organic matter. |
Italy |
1 |
Camp Elliott |
| GRD018FS0 |
Chert
|
grey-green chert with indistinct laminations; radiolarians in thin section |
Italy |
1 |
Ritter 154, 18 N |
| GRD018HS0 |
Chert
|
paleomag sample; missing |
Italy |
0 |
|
| GRD018IS0 |
Chert
|
paleomag sample; missing |
Italy |
0 |
|
| GRD018JS0 |
Chert
|
variable color (brown-green) chert with shale at top and bottom |
Italy |
1 |
Camp Elliott |
| GRD018SS0 |
Chert
|
Purple chert |
Italy |
0 |
Camp Elliott |
| GRD018YS0 |
Chert
|
grey (original description: silicified limestone) |
Italy |
1 |
Camp Elliott |
| GRD018ZS0 |
Chert
|
grey (original description: silicified limestone); missing |
Italy |
0 |
|
| GRD0190S0 |
Chert
|
cherty grey limestone just a few cm below base of radiolarite section (Winterer notebook, page 36); dolomite rombs in thin section. |
Italy |
1 |
Ritter 154, 22 B |
| GRD0193S0 |
Chert
|
Slightly laminated chert with white veins of calcium carbonate. Possibly replaced limestone. Dolomite rhombs in thin section. |
Italy |
1 |
Camp Elliott |
| GRD019AS0 |
Chert
|
Dark gray chert (silicified mudstone) with white calcite veins. Laminated. |
Italy |
1 |
Ritter 154, 18 O |
| GRD019BS0 |
Chert
|
Dark gray chert with white dolomite and zeolite veins. Individual dolomite crystals. Laminated. From a unit that grades from chert to argillite. |
Italy |
1 |
Ritter 154, 18 O |
| GRD019HS0 |
Chert
|
Yellow chert with dark iron staining lines. |
Italy |
1 |
Camp Elliott |
| GRD019IS0 |
Chert
|
Brown and yellow chert; laminated. |
Italy |
1 |
Camp Elliott |
| GRD019JS0 |
Chert
|
Grey laminated chert |
Italy |
0 |
Camp Elliott |
| GRD019KS0 |
Chert
|
Gray and yellow laminated chert with white quartz vein; black organic matter. |
Italy |
1 |
Camp Elliott |
| GRD019YS0 |
Chert
|
Green chert interbedded with red shale |
Italy |
0 |
Camp Elliott |
| GRD019ZS0 |
Chert
|
Green silicified shale with thin yellow laminations. Burrows? |
Italy |
2 |
Camp Elliott |
