| GRD00QAS0 |
Fe and Mn Formation
|
Chamositic ironstone (Upper Pliensbach), Banbury ironstone, brachiopods, plant fragments (conifer?). |
United Kingdom |
0 |
Ritter 154, 17 O |
| GRD00QBS0 |
Fe and Mn Formation
|
Chamositic ironstone (Upper Pliensbach). Banbury ironstone. |
United Kingdom |
1 |
Ritter 154, 17 O |
| GRD00QCS0 |
Hardground
|
Hardground, Late Pliensb. |
United Kingdom |
1 |
Ritter 154, 17 O |
| GRD00QES0 |
Banded Iron Formation
|
Original label: Banded ironstone. Bulk matl: L-104-9 (Room 4645), 1946. |
Michigan |
1 |
Ritter 154, 17 O |
| GRD00QFS0 |
Fe and Mn Formation
|
Rusty red rock with silver hematite veins |
|
0 |
Ritter 154, 17 O |
| GRD00QGS0 |
Ripples
|
red fine sandstone with ripples, Hakatai Fm., two samples |
Arizona |
0 |
Ritter 154, 17 Q |
| GRD00QHS0 |
Ripples
|
Original label: ripple marks in sandstone, Vasquez Fm., Miocene, collected near rock crusher. |
California |
0 |
Ritter 154, 17 Q |
| GRD00QIS0 |
Varves
|
Green varved tillite. Gowganda Fm. 2.2 Ga. Proterozoic |
Michigan |
0 |
Ritter 154, 17 Q |
| GRD00QJS0 |
Sandstone
|
Original label: Rippled Sandstone with trilobites, Latham Shale Mbr., Cararra Formation. |
California |
0 |
Ritter 154, 17 Q |
| GRD00QKS0 |
Mud Cracks
|
Red mudstone with thin mudcracks. Large sample. |
Wyoming |
0 |
Ritter 154, 22 M |
| GRD00QKS1 |
Mud Cracks
|
Large sample of red mudstone with thin mud cracks. |
Wyoming |
0 |
Ritter 154, 22 L |
| GRD00QKS2 |
Mud Cracks
|
Small sample of red mudstone with thin mudcracks. |
Wyoming |
0 |
Ritter 154, 22 M |
| GRD00QLS0 |
Burrows
|
Sandstone with Pholad clam boring fills |
Mexico |
0 |
Ritter 154, 17 Q |
| GRD00QMS0 |
Wrinkle Marks
|
Cadiz shale member of the Cararra Formation, Middle Cambrian; Two hand samples. See also N-190, N139-2, and S-691 (all are Cadiz members). |
California |
0 |
Ritter 154, 2 B |
| GRD00QNS0 |
Wrinkle Marks
|
Original label: Wood Canyon formation, Pre-Cambrian boundary. |
California |
0 |
Ritter 154, 17 Q |
| GRD00QOS0 |
Mud Cracks
|
Mudcracks preserved beneath the dated tuff (14.8 Ma); Barstow Formation, near base of upper member - South limb of syncline |
California |
0 |
Ritter 154, 17 P |
| GRD00QPS0 |
Trackways
|
Rusophyeus and trilobite scratch marks, Cadiz Shale Member, Cararra Formation. See also N-190, S-683, and S-691 (all are Cadiz members). |
California |
0 |
Ritter 154, 17 Q |
| GRD00QQS0 |
Mudstone
|
Cadiz Shale member, Carrara formation, Middle Cambrian. See also N-190, N139-2, and S-683 (all are Cadiz members). |
California |
0 |
Ritter 154, 8 I |
| GRD00QRS0 |
Crossbedding
|
quartz sandstone, cross bedding, Johnnie Fm., Late Precambrian. |
California |
0 |
Ritter 154, 22 M |
| GRD00QSS0 |
Graded Beds
|
graded bed, fining upward |
unknown |
0 |
Ritter 154, 17 R |
| GRD00QTS0 |
Sedimentary
|
concretion in lithic sandstone |
|
0 |
Ritter 154, 17 R |
| GRD00QUS0 |
Mudstone
|
mudstone w/ glacial dropstone, Permo-carboniferous |
Australia |
0 |
Ritter 154, 17 R |
| GRD00QUS1 |
Mudstone
|
Mudstone w/ glacial dropstone. Permo-carboniferous. |
Australia |
0 |
Ritter 154, 17 R |
| GRD00QVS0 |
Mudstone
|
mudstone with well formed pyrite cubes, Tapley Hill Fm?, Neoproterozoic, mudstone in between glacial deposits |
Australia |
0 |
Ritter 154, 17 R |
| GRD00QWS0 |
Bedding
|
Large sample. Original label: Bedded tuff with Columbia Plateau lava, See also 110-T23, July 1954. |
Oregon |
0 |
Ritter 154, 17 R |
| GRD00QXS0 |
Ripples
|
Cadiz formation - Abone Chamblina Marble. See also S-683, N139-2, and S-691 (all are Cadiz members). |
California |
0 |
Ritter 154, 17 R |
| GRD00QYS0 |
Lithic Sandstone
|
Original label: July 1954. |
Nevada |
1 |
Ritter 154, 17 F |
| GRD00QZS0 |
Quartz Sandstone
|
Berea sandstone. 19 thin sections. Small hand sample. |
Ohio |
19 |
Ritter 154, 3 C |
| GRD00R0S0 |
Oolitic Limestone
|
Original label: Siliceous oolite, Coll. No. 93. |
Pennsylvania |
1 |
Ritter 154, 3 C |
| GRD00R1S0 |
Oolitic Limestone
|
No hand sample. Thin section in Thin Section Only box in RH 154. Original label: Middle Magdalena oolitic limestone, Coll. No. 101d, February 1951. |
New Mexico |
1 |
Ritter 154 |
