| GRD00O2S0 |
Greywacke
|
Great Valley Group |
California |
0 |
Ritter 154, 23 J |
| GRD00O3S0 |
Greywacke
|
Original label: Greywacke. Grindstone member of the Knoxville formation. |
California |
0 |
Camp Elliott |
| GRD00O4S0 |
Greywacke
|
Original label: Wildeman graywacke. Hartz Mountains. Coll. no. 46C. |
Germany |
1 |
Ritter 154, 17 H |
| GRD00O5S0 |
Greywacke
|
Original label: Venado fm. Upper Cretaceous. |
California |
1 |
Ritter 154, 17 H |
| GRD00O6S0 |
Greywacke
|
Original label: Sardona quartzite. (Sandstone unit in Sardona flysch). Laminated. Clayey is base. Coll No Ma-14. September 1960. |
Switzerland |
1 |
Ritter 154, 17 H |
| GRD00O7S0 |
Greywacke
|
Original label: Wiener Wald flysch. Coll No A-1. Sept 1960. |
Austria |
1 |
Ritter 154, 17 H |
| GRD00O8S0 |
Greywacke
|
Gurnigel flysch. Early Tertiary. Original label: Pebbly calcareous sandstone in Flysch. August 1960. Coll. No. S-3. |
Switzerland |
1 |
Ritter 154, 17 H |
| GRD00O9S0 |
Greywacke
|
Original label: Magura Flysch. Eocene. Coarse sandstone from base of graded bed. X on base. Sept 1960. Coll. No. P-13. |
Poland |
1 |
Ritter 154, 17 H |
| GRD00OAS0 |
Greywacke
|
Original label: Coll. No. Ma-9. Sept. 1960. |
Switzerland |
1 |
Ritter 154, 17 H |
| GRD00OBS0 |
Oolitic Limestone
|
Pink to brown limestone with black and white ooids irregularly distributed. One large sample and multiple small pieces. Original label: Miami Oolite, Pleistocene? or Recent? April 1951. |
Florida |
6 |
Ritter 154, 3 C |
| GRD00OCS0 |
Breccia
|
Heterolithological breccia in calcareous matrix: streambed caliche? |
|
0 |
Ritter 154, 23 M |
| GRD00ODS0 |
Siltstone
|
calcareous siltstone, finely laminated, multiple samples -good for tests |
|
0 |
Ritter 154, 17 J |
| GRD00OES0 |
Conglomerate
|
conglomerate composed of rounded quartzite and chert pebbles |
|
0 |
Ritter 154, 23 D |
| GRD00OFS0 |
Diamictite
|
Noonday Dolomite, Kingston Peak fm, Neoproterozoic: Sample (SPH-10) in cabinet 21 drawer M. |
California |
0 |
Ritter 154, 17 I |
| GRD00OGS0 |
Conglomerate
|
Large sample of quartzite conglomerate. Original label: Quartz pebble conglomerate, Crystal Springs fm, 20 feet above base of Crystal Springs formation, Pahrump Group, Late Precambrian. |
California |
0 |
Ritter 154, 17 I |
| GRD00OHS0 |
Sedimentary Structures
|
Johnny Formation, Noonday Mine |
California |
0 |
Ritter 154, 22 K |
| GRD00OIS0 |
Sandstone
|
Santa Margarita Sandstone |
California |
0 |
Ritter 154, 17 I |
| GRD00OJS0 |
Greywacke
|
Great Valley Group; large sample |
California |
0 |
Ritter 154, 23 M |
| GRD00OKS0 |
Diamictite
|
Original label: Pebbly mudstone, Kingston Peak formation, Late Precambrian, 1954. |
California |
1 |
Ritter 154, 17 I |
| GRD00OLS0 |
Diamictite
|
Original label: Squantum tillite of Roxbury Conglomerate, Devonian or Carboniferous, September 1952. |
Massachusetts |
0 |
Ritter 154, 23 M |
| GRD00OMS0 |
Diamictite
|
Original label: Squantum tillite of Roxbury Conglomerate, Devonian or Carboniferous, September 1952. |
Massachusetts |
0 |
Ritter 154, 17 R |
| GRD00ONS0 |
Diamictite
|
Original label: Squantum tillite of Roxbury Conglomerate, Devonian or Carboniferous, September 1952. |
Massachusetts |
0 |
Ritter 154, 17 I |
| GRD00OPS0 |
Glauconitic Sandstone
|
Stone City Formation, glauconitic sandstone containing gastropods. |
Texas |
0 |
Ritter 154, 23 M |
| GRD00OQS0 |
Quartz Sandstone
|
Original label: Quartzite, Crystal Springs formation, Pahrump Group, Late Precambrian, 100 ft above the base of the Crystal Springs formation, April 1964. |
California |
1 |
Ritter 154, 23 F |
| GRD00ORS0 |
Siltstone
|
Trilobite Quarry, Wheeler shale, House Range |
Utah |
0 |
Ritter 154, 17 J |
| GRD00OSS0 |
Mudstone
|
Laminated mudstone core. Original label: Core: 7000 Spraberry sand with thin laminae of shale, showing typical vertical fracture system; Wells come in for approx. 400 b/d after hydrotracing (?), then fall off to approx 100 b/d after a month or so, but still flowing. Wells untreated would not even make lo-grade pumpers. J.O. Tomkins. 3-3-1952. |
Texas |
1 |
Ritter 154, 17 J |
| GRD00OTS0 |
Fe and Mn Formation
|
Original label: Sandy siltstone with marcasite. Alegria formation, Oligocene. 1957. |
California |
1 |
Ritter 154, 17 O |
| GRD00OUS0 |
Siltstone
|
Original label: Purple shale with white spots and stringers, Crystal Springs formation, Late Precambrian Pahrump Group, April 1964. |
California |
0 |
Camp Elliott |
| GRD00OVS0 |
Siltstone
|
Original label: Varved siltstone, Naknek formation. |
Alaska |
1 |
Ritter 154, 17 J |
| GRD00OWS0 |
Siltstone
|
Original label: Mottled red and green siltstone, Middle part of Sespe formation, 1954. |
California |
1 |
Ritter 154, 17 J |
