GRD00PSS0 |
Gypsum
|
Original label: Banded reddish gypsum; near end of slope, low in exposed section. Coll. No. 86d, Feb. 1951. |
New Mexico |
1 |
Ritter 154, 17 M |
GRD00PTS0 |
Gypsum
|
Original label: Varved gypsum. Castile formation. Permian. |
New Mexico |
1 |
Ritter 154, 17 M |
GRD00PUS0 |
Halite
|
Original label: Part of a drilled salt core. Anith field. |
Colorado |
1 |
Ritter 154, 17 M |
GRD00PVS0 |
Halite
|
Original label: Salt, darker, less-pure bands, depth 1600 feet. Coll. No. 151. 1951, Ranch House Salt Co. |
Texas |
1 |
Ritter 154, 17 M |
GRD00PWS0 |
Gypsum
|
Sample scratched. Original label: Gypsum var. alabaster, Coll. No. 96. EN 126 or 129. |
Italy |
1 |
Ritter 154, 17 M |
GRD00PXS0 |
Volcaniclastic Sediment
|
Original label: Skyline Tuff is about 15 million years. |
California |
0 |
Ritter 154, 17 N |
GRD00PYS0 |
Volcaniclastic Sediment
|
Dated Tuff at 14.8 Ma, Barstow formation, upper member. |
California |
0 |
Ritter 154, 22 H |
GRD00PZS0 |
Volcaniclastic Sediment
|
Barstow formation (top of middle member) |
California |
0 |
Camp Elliott |
GRD00Q0S0 |
Volcaniclastic Sediment
|
Original label: Edge of pillow volcanic, March 1963. |
California |
1 |
Ritter 154, 17 N |
GRD00Q1S0 |
Volcaniclastic Sediment
|
Clasts are mostly of volcanic origin. Blue copper staining in the matrix. |
|
1 |
Ritter 154, 17 N |
GRD00Q2S0 |
Volcaniclastic Sediment
|
Original label: Andesite mud flow. Dr Durrells area. |
California |
1 |
Ritter 154, 17 N |
GRD00Q3S0 |
Volcaniclastic Sediment
|
Original label: Volcanic sandstone. Underlies reef dolomites. Coll. No. I-1. |
Italy |
1 |
Ritter 154, 17 N |
GRD00Q4S0 |
Volcaniclastic Sediment
|
Original label: Tuffaceous (?) sandstone, Miocene (?), Southwest Colorado. |
Colorado |
1 |
Ritter 154, 17 N |
GRD00Q5S0 |
Volcaniclastic Sediment
|
Original label: Silicified Tuff. |
California |
1 |
Ritter 154, 17 N |
GRD00Q6S0 |
Oolitic Ironstone
|
oolitic iron formation, Clinton Fm., Silurian |
New York |
1 |
Ritter 154, 17 O |
GRD00Q7S0 |
Oolitic Ironstone
|
Original label: Pisolitic ironstone, Coll. No. 337. |
United Kingdom |
1 |
Ritter 154, 17 O |
GRD00Q8S0 |
Oolitic Ironstone
|
Original label: Oolitic Hematite, Coll. No. 97. EN 177. |
New York |
1 |
Ritter 154, 17 O |
GRD00Q9S0 |
Oolitic Ironstone
|
Original label: Oolitic ironstone. Middle Lias formation. Jurassic. Coll. No. 338. |
United Kingdom |
1 |
Ritter 154, 17 O |
GRD00QAS0 |
Fe and Mn Formation
|
Chamositic ironstone (Upper Pliensbach), Banbury ironstone, brachiopods, plant fragments (conifer?). |
United Kingdom |
0 |
Ritter 154, 17 O |
GRD00QBS0 |
Fe and Mn Formation
|
Chamositic ironstone (Upper Pliensbach). Banbury ironstone. |
United Kingdom |
1 |
Ritter 154, 17 O |
GRD00QCS0 |
Hardground
|
Hardground, Late Pliensb. |
United Kingdom |
1 |
Ritter 154, 17 O |
GRD00QES0 |
Banded Iron Formation
|
Original label: Banded ironstone. Bulk matl: L-104-9 (Room 4645), 1946. |
Michigan |
1 |
Ritter 154, 17 O |
GRD00QFS0 |
Fe and Mn Formation
|
Rusty red rock with silver hematite veins |
|
0 |
Ritter 154, 17 O |
GRD00QGS0 |
Ripples
|
red fine sandstone with ripples, Hakatai Fm., two samples |
Arizona |
0 |
Ritter 154, 17 Q |
GRD00QHS0 |
Ripples
|
Original label: ripple marks in sandstone, Vasquez Fm., Miocene, collected near rock crusher. |
California |
0 |
Ritter 154, 17 Q |
GRD00QIS0 |
Varves
|
Green varved tillite. Gowganda Fm. 2.2 Ga. Proterozoic |
Michigan |
0 |
Ritter 154, 17 Q |
GRD00QJS0 |
Sandstone
|
Original label: Rippled Sandstone with trilobites, Latham Shale Mbr., Cararra Formation. |
California |
0 |
Ritter 154, 17 Q |
GRD00QKS0 |
Mud Cracks
|
Red mudstone with thin mudcracks. Large sample. |
Wyoming |
0 |
Ritter 154, 22 M |
GRD00QKS1 |
Mud Cracks
|
Large sample of red mudstone with thin mud cracks. |
Wyoming |
0 |
Ritter 154, 22 L |
GRD00QKS2 |
Mud Cracks
|
Small sample of red mudstone with thin mudcracks. |
Wyoming |
0 |
Ritter 154, 22 M |