| GRD02UCS0 |
Gabbro
|
Cuyamaca Gabbro |
California |
2 |
Ritter 154, 16 D |
| GRD02UDS0 |
Amphibolite
|
Pinto Gneiss, amphibolite. 11/28/96 |
California |
1 |
Ritter 154, 24 B |
| GRD02UES0 |
Non-layered Gneiss
|
Pinto Gneiss, mica-diorite gneiss. 11/28/96. Intriguing thin section |
California |
1 |
Ritter 154, 14 A |
| GRD02UFS0 |
Layered Gneiss
|
Para-gneiss - greywacke protolith(?). Inspiration Point is Pinto Gneiss Migmatite, this may overly it. |
California |
1 |
Ritter 154, 14 A |
| GRD02UGS0 |
Quartzofeldspathic
|
Quartzite(?) probably overlies the paragneiss |
California |
1 |
Ritter 154, 24 B |
| GRD02UHS0 |
Quartzite
|
Quartzite. ES-152 field trip |
California |
1 |
Camp Elliott |
| GRD02UIS0 |
Schist
|
Orocopia Schist, mylonite(?), mica schist |
California |
1 |
Camp Elliott |
| GRD02UJS0 |
Schist
|
Orocopia Schist. Two Mica Schist, see also 1252 |
California |
1 |
Ritter 154, 24 D |
| GRD02UKS0 |
Schist
|
Orocopia Schist. Flaser Gneiss, quartz diorite, two sections A and B. A perpendicular to lineation, B parallel to lineation. |
California |
2 |
Camp Elliott |
| GRD02ULS0 |
Schist
|
Orocopia Schist. Flaser Gneiss, A perpendicular to lineation, B parallels lineation. See 1252 |
California |
2 |
Ritter 154, 24 D |
| GRD02UMS0 |
Schist
|
Mica paragneiss(?) |
California |
1 |
Ritter 154, 24 D |
| GRD02UNS0 |
Folds
|
Orocopia Schist. Greenschist layered black and green. Isoclinal folds(?). |
California |
2 |
Ritter 154, 14 P |
| GRD02UOS0 |
Schist
|
Rich in amphiboles showing great cleavage. Pelona Schist. Cut perpendicular to L & S. Blue cut. Mojave Field Trip March 99. |
California |
2 |
Ritter 154, 14 D |
| GRD02UPS0 |
Quartzite
|
Small sample of sugary quartzite with orange staining. Original Label: Shoofly Formation. GSA field trip 1999. Calc-Silicate Gneiss(?). |
California |
1 |
Camp Elliott |
| GRD02UQS0 |
Pyroclastic Deposits
|
Fresh Clinopyroxene amidst altered mineral assemblage. Tuff Breccia. Lower Jurassic |
California |
1 |
Ritter 154, 17 N |
| GRD02URS0 |
Calcsilicate (Skarn)
|
Garnet bearing skarn. Original Label : Contact hf. with garnets. |
California |
8 |
Ritter 154, 14 K |
| GRD02USS0 |
Felsic Intrusive
|
Intrusive sill into gabbro that underlies Santiago Peak breccia. |
California |
2 |
Camp Elliott |
| GRD02UTS0 |
Quartzite
|
Cadiz Quartzite. Medium-coarse grained, sub angular grains with hematite films between grains. Original description-Lower Cambrian quartzite. |
California |
3 |
Camp Elliott |
| GRD02UUS0 |
Pelitic
|
Bedford Canyon Shale, phyllitic |
California |
4 |
Ritter 154, 17 J |
| GRD02UVS0 |
Gabbro
|
Cuyamaca Gabbro |
California |
2 |
Ritter 154, 16 D |
| GRD02UWS0 |
Serpentinite
|
Pt Sal Ophiolite. Stop three serpentinite |
California |
6 |
Ritter 154, 29 F |
| GRD02UXS0 |
Gabbro
|
Pt Sal Ophiolite, Stop 3 gabbro. |
California |
2 |
Ritter 154, 29 F |
| GRD02UYS0 |
Peridotite
|
Pt. Sal Ophiolite. Stop 4 Wehrlite |
California |
2 |
Ritter 154, 29 F |
| GRD02UZS0 |
Ultramafic Intrusive
|
Pt. Sal Ophiolite. Stop 4, wehrlite. |
California |
2 |
Ritter 154, 29 F |
| GRD02V0S0 |
Gabbro
|
Pt. Sal ophiolite. Stop 8, troctolite. |
California |
2 |
Ritter 154, 29 F |
| GRD02V1S0 |
Serpentinite
|
Coast Range- Franciscan melange. Rte 41, 6 miles east of Morro Bay. Dike in serpentine(?) H2B. |
California |
2 |
Ritter 154, 14 M |
| GRD02V2S0 |
Greywacke
|
GTN 95. Franciscan melange. N side of Big Creek bridge. Graywacke. |
California |
2 |
Ritter 154, 17 H |
| GRD02V3S0 |
Schist
|
3 small pieces of folded mica schist. Sample 14 from N. Calif field trip with E. Silver January 1968 |
California |
2 |
Ritter 154, 24 I |
| GRD02V4S0 |
Schist
|
Franciscan Formation Greywacke.QF segregation interlayered with metaseds. |
California |
0 |
Camp Elliott |
| GRD02V5S0 |
Igneous
|
Small and unimpressive sample, no known information. |
California |
0 |
Camp Elliott |
