| GRD00OXS0 |
Siltstone
|
Grey siltstone with occasional dropstones approximately 1 cm in length. Plant matter. |
|
1 |
Ritter 154, 17 J |
| GRD00OYS0 |
Claystone
|
Calcareous shale. Windom Shale. Middle Devonian |
New York |
1 |
Ritter 154, 17 J |
| GRD00OZS0 |
Laterite
|
Earthy, pink, and vuggy. |
India |
0 |
Ritter 154, 17 K |
| GRD00P0S0 |
Claystone
|
Original label: Bentonite at top of Mowry Shale. |
South Dakota |
0 |
Ritter 154, 2 C |
| GRD00P1S0 |
Claystone
|
Original label: Banded argillite from Eggbeater formation, June 1954. |
Nevada |
1 |
Ritter 154, 17 K |
| GRD00P2S0 |
Claystone
|
Original label: Chattanooga shale, Upper Devonian - Lower Mississipian. |
Tennessee |
1 |
Ritter 154, 17 K |
| GRD00P3S0 |
Mudstone
|
Precambrian argillite |
Utah |
1 |
Ritter 154, 17 J |
| GRD00P4S0 |
Mudstone
|
mudstone, gray, fine-grained |
|
0 |
Camp Elliott |
| GRD00P5S0 |
Oil Shale
|
organic-rich argillite, finely laminated, multiple samples -good for tests |
|
0 |
Ritter 154, 17 L |
| GRD00P6S0 |
Mudstone
|
Green shale. Maplewood Shale. Silurian. |
New York |
1 |
Ritter 154, 22 E |
| GRD00P7S0 |
Mudstone
|
Arenaceous shale, Esopus Grit, Devonian |
New York |
1 |
Ritter 154, 17 J |
| GRD00P8S0 |
Oil Shale
|
black oil shale, Green River Fm., Eocene |
Colorado |
1 |
Ritter 154, 2 A |
| GRD00P9S0 |
Mudstone
|
Volcanic ash shale. Florissant Shale. Miocene. |
Colorado |
1 |
Ritter 154, 17 J |
| GRD00PAS0 |
Mudstone
|
Monterey Fm. See also the second piece in cabinet 17 drawer Q. |
California |
0 |
Ritter 154, 17 K |
| GRD00PAS1 |
Mudstone
|
Monterey Fm. See also the second piece in cabinet 17 drawer K. |
California |
0 |
Ritter 154, 17 Q |
| GRD00PBS0 |
Oil Shale
|
Monterey Fm |
California |
0 |
Ritter 154, 17 L |
| GRD00PCS0 |
Mudstone
|
Original label: Matrix of pebbly mudstone, boulder-bearing member of Haymond formation, June 1952. |
Texas |
0 |
Camp Elliott |
| GRD00PDS0 |
Oil Shale
|
Oil shale, Green River formation. Five hand samples, one with worm burrow. |
Wyoming |
1 |
Ritter 154, 17 L |
| GRD00PES0 |
Mudstone
|
Core sample. Original label: Middle Pico. |
California |
1 |
Ritter 154, 17 J |
| GRD00PFS0 |
Mudstone
|
Member of the Monterey shale. Samples look different from one another. Original label: Malaga mudstone. |
California |
1 |
Ritter 154, 17 J |
| GRD00PIS0 |
Mudstone
|
Trilobite claystone, Wheeler Shale., Trilobite Quarry, House Range. Two samples that look different than one another. |
Utah |
0 |
Ritter 154, 2 G |
| GRD00PJS0 |
Mudstone
|
Basal shale of the Winterset Limestone member of the Dennis Limestone formation; borken up pieces of mollusc shells |
United States |
0 |
Ritter 154, 22 E |
| GRD00PKS0 |
Mudstone
|
Greenish shale with trilobite impressions. Orginal label: Latham shale; Carrera formation. |
California |
0 |
Ritter 154, 2 A |
| GRD00PLS0 |
Evaporite
|
evaporite deposits, layered. Sample very scratched. |
California |
1 |
Ritter 154, 17 M |
| GRD00PMS0 |
Evaporite
|
evaporite deposits |
California |
1 |
Ritter 154, 17 M |
| GRD00PNS0 |
Anhydrite
|
evaporite deposits |
California |
1 |
Ritter 154, 17 M |
| GRD00POS0 |
Lignite
|
lignite coal section through tree trunk; also slabby coal piece (reed impressions?) |
|
0 |
Ritter 154, 17 L |
| GRD00PPS0 |
Lignite
|
lignite coal |
North Dakota |
0 |
Ritter 154, 17 L |
| GRD00PQS0 |
Halite
|
Two samples: black rock salt and peach rock salt. |
|
0 |
Ritter 154, 17 M |
| GRD00PRS0 |
Gypsum
|
white gypsum, massive multiple samples - good for tests |
|
0 |
Camp Elliott |
