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 |
GRD00UKS0 |
Graded Beds
|
Clastic limestone becoming finer grained upward. Original label: Coll. No. 101b, case: 5655, Feb 1951, Stop 1, GSA Tour. |
New Mexico |
3 |
Ritter 154, 18 Q |
GRD00UMS0 |
Pelletal Limestone
|
Light grey pellets in crystalline calcite matrix. Good teaching specimen. 11 thin sections; all are very similar to one another. |
|
11 |
Ritter 154, 18 B |
GRD00UNS0 |
Calcsilicate (Skarn)
|
Large sample composed of irregular bands of clear (calcite), grey, and bright green minerals (Vesuvianite? Epidote?). Original description: epidote-mineralized rock? hydrothermal alteration? |
California |
0 |
Ritter 154, 14 K |
GRD00UOS0 |
Sandstone
|
sandstone |
California |
0 |
|
GRD00UPS0 |
Limestone
|
missing, Silurian encrinal limestone |
New York |
0 |
|
GRD00UQS0 |
Limestone
|
missing, middle Ordovician limestone |
New York |
0 |
|
GRD00URS0 |
Shell Limestone
|
missing, Silurian shell limestone |
New York |
0 |
|
GRD00USS0 |
Shell Limestone
|
missing, Upper Cretaceous shell limestone |
Colorado |
0 |
|
GRD00UTS0 |
Chalk
|
missing, Cretaceous, chalk |
United Kingdom |
0 |
|
GRD00UUS0 |
Chalk
|
missing, Cretaceous chalk |
Mississippi |
0 |
|
GRD00UVS0 |
Limestone
|
missing, Lower Devonian limestone |
New York |
0 |
|
GRD00UWS0 |
Oolitic Limestone
|
missing, Mississippian, oolitic limestone |
Indiana |
0 |
|