| GRD02SWS0 |
Authigenic Minerals
|
Lower Stanley Formation |
Arkansas |
0 |
Ritter 154, 14 Q |
| GRD02SXS0 |
Gypsum
|
Castile Fm. |
New Mexico |
0 |
Ritter 154, 17 M |
| GRD02SYS0 |
Replacement Features
|
Black Ven Formation. Very odd sample. Interpretation: ammonites and excavated sediment from burrows, or excrement, that have been pyritized to variable degrees and cemented with carbonate |
United Kingdom |
0 |
Ritter 154, 23 K |
| GRD02TES0 |
Quartz Sandstone
|
Purple oxide stained laminated sandstone |
South Dakota |
0 |
Ritter 154, 17 P |
| GRD02TYS0 |
Siliceous
|
Jasper above pillow basalt. Late(?) Triassic |
California |
1 |
Camp Elliott |
| GRD02U9S0 |
Greywacke
|
Franciscan Melange |
California |
2 |
Camp Elliott |
| GRD02V2S0 |
Greywacke
|
GTN 95. Franciscan melange. N side of Big Creek bridge. Graywacke. |
California |
2 |
Ritter 154, 17 H |
| GRD02VPS0 |
Greywacke
|
Ritter Rang volcanics, basalt(?) |
California |
0 |
Camp Elliott |
| GRD02WNS0 |
Volcaniclastic Sediment
|
Rounded volcanic cobble with calcite filled cavities. |
Washington |
0 |
Ritter 154, 17 N |
| GRD02X8S0 |
Limestone
|
Laytonville ls. Franciscan fm - Bob Nason field trip # 5 |
California |
0 |
Camp Elliott |
| GRD02XCS0 |
Organic
|
Oil Shale (Kerogen Shale) |
Colorado |
0 |
Ritter 154, 17 L |
| GRD02XDS0 |
Mudstone
|
Fractured mudstone with quartz veins. Original description: Greenstone. Franciscan Formation. Interlayered with ribbon cherts |
California |
0 |
Ritter 154, 22 E |
| GRD02XPS0 |
Micritic Limestone
|
Fossiliferous micrite with quartz filled vug |
Kansas |
0 |
Ritter 154, 18 D |
| GRD02XSS0 |
Bituminous Coal
|
Likely a refined derivative of petroleum distillation. |
Mexico |
0 |
Ritter 154, 17 L |
| GRD02XTS0 |
Anthracite Coal
|
Straitified anthracitic coal |
Unknown |
0 |
Ritter 154, 17 L |
| GRD03YWS0 |
Evaporite
|
Euhedral evaporite casts(Trona?) in matrix of erionite and clinoptilolite. |
California |
0 |
Ritter 154, 17 M |
| GRD03Z4S0 |
Pisolitic Limestone
|
Chambless Limestone |
California |
0 |
Ritter 154, 18 C |
| GRD03ZMS0 |
Quartz Sandstone
|
Tapeats sandstone. Quartz arenite |
Arizona |
0 |
Ritter 154, 29 H |
| GRD03ZNS0 |
Glauconitic Sandstone
|
Bright Angel Shale. Fine grain, micaceous glauconitic sandstone. |
Arizona |
0 |
Ritter 154, 29 H |
| GRD03ZOS0 |
Limestone
|
Muav Limestone |
Arizona |
0 |
Ritter 154, 29 H |
| GRD03ZPS0 |
Limestone
|
Muav Limestone |
Arizona |
0 |
Ritter 154, 29 H |
| GRD03ZQS0 |
Limestone
|
Redwall Limestone |
Arizona |
0 |
Ritter 154, 29 H |
| GRD03ZRS0 |
Limestone
|
Upper Redwall Limestone |
Arizona |
0 |
Ritter 154, 29 H |
| GRD03ZSS0 |
Quartz Sandstone
|
Supai Formation. Quartz Arenite with some lithics, hematite cement |
Arizona |
0 |
Ritter 154, 29 H |
| GRD03ZTS0 |
Sandstone
|
Red-brown fine grain sandstone |
Arizona |
0 |
Ritter 154, 29 H |
| GRD03ZUS0 |
Quartz Sandstone
|
Coconino sandstone, four pieces of fine to medium grain quartz arenite, bedded. |
Arizona |
0 |
Ritter 154, 29 H |
| GRD03ZVS0 |
Sandstone
|
Likely Seligman member of Toroweap Formation. Yellowish red fine grain sandstone, |
Arizona |
0 |
Ritter 154, 29 H |
| GRD03ZWS0 |
Quartz Sandstone
|
Toroweap Formation. Fine grain quartz sandstone |
Arizona |
0 |
Ritter 154, 29 H |
| GRD03ZXS0 |
Sandstone
|
Toroweap formation, chert nodules and gypsum |
Arizona |
0 |
Ritter 154, 29 H |
| GRD03ZYS0 |
Siltstone
|
Toroweap formation, top of section. Gypsiferous siltstone? |
Arizona |
0 |
Ritter 154, 29 H |
