| GRD00TJS0 |
Chert
|
red chert cobble, probably Franciscan, Jurassic, white veins |
Mexico |
0 |
Ritter 154, 22 B |
| GRD00TKS0 |
Chert
|
chert, prob. Franciscan, Jurassic |
Mexico |
0 |
Ritter 154, 22 B |
| GRD00TLS0 |
Chert
|
red radiolarian chert, probably Franciscan, Jurassic |
Mexico |
0 |
Ritter 154, 22 B |
| GRD00TMS0 |
Chert
|
Burlington chert, Mississippian. Heavily recrystallized. |
Missouri |
1 |
Ritter 154, 18 N |
| GRD00TNS0 |
Porcellanite
|
Monterey Fm., small fracture with offset |
California |
1 |
Ritter 154, 18 N |
| GRD00TOS0 |
Chert
|
Franciscan Fm., no radiolarians |
California |
0 |
Ritter 154, 22 B |
| GRD00TPS0 |
Chert
|
Massive, whitish, nice conchoidal fracture. |
|
0 |
Ritter 154, 22 C |
| GRD00TQS0 |
Chert
|
ostracods in gastropod shells |
|
0 |
Ritter 154, 18 N |
| GRD00TRS0 |
Chert
|
grey or black (flint) with porcellanite, chert multiple samples (chips) -good for tests |
|
0 |
Camp Elliott |
| GRD00TSS0 |
Chert
|
Original label: Black Chert. 1951. Coll. No. 144. |
Texas |
1 |
Ritter 154, 18 N |
| GRD00TTS0 |
Chert
|
Original label: Chert. Kansas Drift. Pleistocene. Coll. No. 91. |
Missouri |
1 |
Ritter 154, 18 N |
| GRD00TUS0 |
Breccia
|
Small samples of chert breccia. Grey chert clasts have conchoidal fracture. Original label: Middle Campanian. Mishash formation. See Kolodny. Breccia ascribed to dessication. |
Israel |
1 |
Ritter 154, 18 N |
| GRD00TVS0 |
Chert
|
Original label: Flint, Coll. No. 61. |
United Kingdom |
1 |
Ritter 154, 18 N |
| GRD00TWS0 |
Chert
|
Original label: Flint. Coll. No. 53c. |
Germany |
1 |
Camp Elliott |
| GRD00TXS0 |
Chert
|
Original label: Green radiolarite. Oxfordian. Klippen Zone, Coll. No. P-26, Sept. 1960. |
Poland |
1 |
Camp Elliott |
| GRD00TYS0 |
Chert
|
Small slab of cream-white chert. Original description: Novaculite. |
United States |
1 |
Ritter 154, 22 C |
| GRD00U1S0 |
Chert
|
Grey laminated chert with silicified limestone nodules and small prismatic calcite rhombs |
|
2 |
Ritter 154, 18 N |
| GRD00U2S0 |
Phosphorite
|
Original label: From deep water off the California coast. Presented by F. Shepard. |
Pacific Ocean |
2 |
Ritter 154, 18 P |
| GRD00U3S0 |
Phosphorite
|
Original label: Middle Pico--- collophane nodule in calc. concretion. 1941. |
California |
1 |
Ritter 154, 18 P |
| GRD00U4S0 |
Phosphorite
|
Two small samples that look rather different from one another. Original label: Phosphoria formation, Permian. |
Utah |
1 |
Ritter 154, 18 P |
| GRD00U5S0 |
Phosphorite
|
Original label: Phosphate concretion with radiolaria within. |
Unknown |
1 |
Ritter 154, 18 P |
| GRD00U6S0 |
Phosphorite
|
Brecciated. Clasts in an oolitic sandy matrix. |
Unknown |
3 |
Ritter 154, 18 P |
| GRD00U7S0 |
Phosphorite
|
Apatite, var. collophanite (original label) |
Florida |
0 |
Ritter 154, 18 P |
| GRD00UCS0 |
Dolostone
|
Noonday Dolomite, slumped facies, Neoproterozoic |
California |
0 |
Ritter 154, 18 R |
| GRD00UDS0 |
Lamination
|
Noonday Dolomite, IBEX Deep water facies, Neoproterozoic, Cap Carbonate |
California |
0 |
Ritter 154, 22 J |
| GRD00UES0 |
Dolostone
|
Noonday Dolomite, Neoproterozoic, Cap Carbonate |
California |
0 |
Ritter 154, 21 M |
| GRD00UFS0 |
Sedimentary Structures
|
Beck Springs Dolomite |
California |
0 |
Ritter 154, 17 Q |
| GRD00UGS0 |
Dolostone
|
Base of Noonday Dolomite Cap Carbonate, Just above Kingston Peak Diamictite (original label) |
California |
0 |
Ritter 154, 21 M |
| GRD00UHS0 |
Lamination
|
White stone band in Kimmeridgian (nanno-rich) (original description). White lenses of mud/clay. |
United Kingdom |
0 |
Ritter 154, 18 Q |
| GRD00UJS0 |
Ripples
|
Pentacrinus-bearing limestone displaying ripplemarks. |
Wyoming |
1 |
Ritter 154, 18 Q |
