GRD00LGS0 |
Conglomerate
|
Original label: Sugarloaf arkose. Sugarloaf in Newark Group. Coll. No. 276. |
Massachusetts |
1 |
Ritter 154, 17 C |
GRD00LHS0 |
Conglomerate
|
Original label: Basal Kenai formation, Coll. No. Bx 129. |
Alaska |
0 |
Ritter 154, 17 C |
GRD00LIS0 |
Conglomerate
|
Conglomerate composed of chert pebbles in silicic matrix. Original label: Hertfordshire Puddingstone (Reading beds) Coll. No. 84. |
United Kingdom |
1 |
Ritter 154, 2 C |
GRD00LJS0 |
Quartz Sandstone
|
sandstone, St. Peter Fm., Ordovician. Note overgrowths on quartz. |
Missouri |
0 |
Ritter 154, 23 F |
GRD00LKS0 |
Quartz Sandstone
|
Zabrisky quartzite, cross-laminated, red/gray stained |
California |
0 |
Ritter 154, 23 F |
GRD00LLS0 |
Quartz Sandstone
|
Coarse-grained quartzite. Wood Canyon Formation. |
California |
2 |
Ritter 154, 17 D |
GRD00LMS0 |
Quartz Sandstone
|
clean quartz sandstone |
Arizona |
1 |
Ritter 154, 17 D |
GRD00LNS0 |
Quartz Sandstone
|
Fe-staining in hand sample |
|
1 |
Ritter 154, 17 D |
GRD00LOS0 |
Quartz Sandstone
|
quartz pebbles, multiple samples - good for tests |
|
0 |
Ritter 154, 23 F |
GRD00LPS0 |
Quartz Sandstone
|
quartz arenite, fine-grained with iron staining, multiple samples -good for tests |
|
0 |
Ritter 154, 23 F |
GRD00LQS0 |
Quartz Sandstone
|
quartz arenite, fine-grained, quartz cemented, multiple samples -good for tests |
|
0 |
Ritter 154, 23 F |
GRD00LRS0 |
Quartz Sandstone
|
Large sample. Original label: Crystal Springs formation, Pahrump Group, Late Pre-Cambrian, 100 feet above the base of xl Springs formation, April 1964. |
California |
1 |
Ritter 154, 23 F |
GRD00LSS0 |
Quartz Sandstone
|
Original label: Sandstone. Haymond formation. In boulder-bearing member. June 1952. |
Texas |
1 |
Ritter 154, 17 D |
GRD00LTS0 |
Quartz Sandstone
|
Original label: Quartz sandstone. Johnnie formation. April 1964. |
California |
1 |
Ritter 154, 23 F |
GRD00LUS0 |
Quartz Sandstone
|
Approximately 90% quartz, 10% feldspar |
|
0 |
Ritter 154, 23 F |
GRD00LVS0 |
Quartz Sandstone
|
Original label: Uinta Quartzite, late PreCambrian, October 2 1975. 8 thin sections |
Utah |
8 |
Ritter 154, 17 D |
GRD00LWS0 |
Quartz Sandstone
|
Original label: Sardona quartzite. (Sandstone unit in Sardona flysch). Muddy type. Side with long shale streak is base. Coll No Ma-14. September 1960. |
Switzerland |
2 |
Ritter 154, 17 D |
GRD00LXS0 |
Quartz Sandstone
|
Original label: Sardona quartzite. (Sandstone unit in Sardona flysch). Massive type. Pointed end is top. Coll No Ma-11. September 1960. |
Switzerland |
1 |
Ritter 154, 17 D |
GRD00LYS0 |
Quartz Sandstone
|
Original label: Pottsville quartz sandstone with green shale fragments. Coll. No. P.T. 383j. May 1951 |
Pennsylvania |
1 |
Ritter 154, 23 F |
GRD00LZS0 |
Quartz Sandstone
|
Original label: Coconino sandstone? Coll. No. 9. Feb. 1951. |
Arizona |
1 |
Ritter 154, 17 D |
GRD00M0S0 |
Quartz Sandstone
|
No hand sample. 16 thin sections, a portion of which are numbered. Original label: Montebello Sandstone. Hamilton formation. May 1951, Coll. No. P.T. 426a. |
Pennsylvania |
16 |
Ritter 154, 3 C |
GRD00M1S0 |
Quartz Sandstone
|
Original label: Baraboo quartzite, Coll. No. 125 and EN 182. |
Wisconsin |
1 |
Ritter 154, 23 F |
GRD00M2S0 |
Varves
|
Original label: Unita quartzite. |
Utah |
1 |
Ritter 154, 17 Q |
GRD00M3S0 |
Quartzite
|
Original label: Chokecherry quartzite with clasts of black chert. Chokecherry formation. Silurian (?) 1955. |
Nevada |
3 |
Ritter 154, 14 L |
GRD00M4S0 |
Quartzite
|
Original label: Tuscorora quartzite. L. Silurian. Coll. No. P.T. 402, May 1951. |
Pennsylvania |
1 |
Ritter 154, 14 L |
GRD00M5S0 |
Quartz Sandstone
|
Original label: Oriskany sandstone. Coll. No. P.T. 394 May 1951. |
Pennsylvania |
1 |
Ritter 154, 17 D |
GRD00M6S0 |
Quartz Sandstone
|
Original label: Tuscarora (upper). |
Pennsylvania |
0 |
Ritter 154, 23 F |
GRD00M7S0 |
Quartz Sandstone
|
Thin section billets only. Original label: Quartzite, Roubidoux. |
Missouri |
4 |
Ritter 154, 23 F |
GRD00M8S0 |
Quartz Sandstone
|
Original label: St Peter sandstone, St Peter sand quarry, Klondike railroad siding, T44N, R1E. |
Missouri |
1 |
Ritter 154, 3 C |
GRD00MAS0 |
Quartz Sandstone
|
Upper part of Weber formation; small hand sample |
Utah |
1 |
Ritter 154, 23 F |