| GRD001PS0 |
Basalt
|
Thin section only. Thin section is in the Thin Section Only case in RH154. |
California |
1 |
Ritter 154 |
| GRD001QS0 |
Sandstone
|
Red-brown staining. Wood Canyon Formation. |
California |
1 |
Ritter 154, 23 I |
| GRD001RS0 |
Basalt
|
|
California |
1 |
Ritter 154, 16 G |
| GRD001SS0 |
Granulite
|
Amphibole stringers in feldspar. Original description: gabbro injected by syenite/granite. |
New York |
1 |
Ritter 154, 14 N |
| GRD001TS0 |
Syenite
|
|
Utah |
1 |
Ritter 154, 15 C |
| GRD001US0 |
Welded Ignimbrite
|
|
California |
1 |
Ritter 154, 15 L |
| GRD001VS0 |
Rhyolite
|
Thin sections look very different from one another. |
California |
2 |
Ritter 154, 15 F |
| GRD001WS0 |
Basalt
|
Small, greenish sample. |
California |
1 |
Ritter 154, 16 G |
| GRD001XS0 |
Syenite
|
|
California |
1 |
Ritter 154, 15 C |
| GRD001YS0 |
Syenite
|
Kspar, quartz, amphibole |
California |
0 |
Ritter 154, 19 D |
| GRD001ZS0 |
Rhyolite
|
Groundmass is glassy. Feldspars in hand sample. |
California |
1 |
Ritter 154, 15 F |
| GRD0020S0 |
Rhyolite
|
|
California |
1 |
Ritter 154, 15 F |
| GRD0021S0 |
Basalt
|
Red |
California |
1 |
Ritter 154, 16 G |
| GRD0022S0 |
Granodiorite
|
Large plagioclase, k-spar, and hornblende in hand sample |
California |
1 |
Ritter 154, 15 O |
| GRD0023S0 |
Bombs
|
Vesicular basaltic bomb |
California |
1 |
Ritter 154, 16 R |
| GRD0024S0 |
Anorthosite
|
Sample missing from drawer |
Norway |
0 |
Ritter 154, 16 F |
| GRD0025S0 |
Rhyolite
|
|
|
1 |
Ritter 154, 15 F |
| GRD0026S0 |
Gabbronorite
|
Magnetic Gabbronorite containing Plag, Biotite, Cpx, Hbl, Opx, Chlorite, Magnetite. Original label: Peekskill Norite. Cortland Series. |
New York |
2 |
Ritter 154, 3 F |
| GRD0027S0 |
Gabbro
|
Thin section only, in Thin Section only case in RH 154. |
|
1 |
Ritter 154 |
| GRD0028S0 |
Eclogite
|
No hand sample; Thin section is in Thin Section only case in RH 154. |
Norway |
1 |
Ritter 154 |
| GRD0029S0 |
Granite
|
|
Algeria |
1 |
Ritter 154, 15 B |
| GRD002AS0 |
Rhyolite
|
|
California |
1 |
Ritter 154, 15 F |
| GRD002BS0 |
Igneous Structures
|
Contact of Inyo Granite and dolomite |
California |
1 |
Ritter 154, 16 Q |
| GRD002CS0 |
Igneous Structures
|
5 cm myrmekite dike cutting a granodiorite. |
California |
1 |
Ritter 154, 16 Q |
| GRD002DS0 |
Rhyolite
|
|
California |
1 |
Ritter 154, 15 F |
| GRD002ES0 |
Undersaturated
|
original: Hauyne bearning phonolite. |
France |
1 |
Ritter 154, 16 M |
| GRD002FS0 |
Undersaturated
|
Na Trachyte, forms volcanic plugs |
France |
0 |
Ritter 154, 16 M |
| GRD002GS0 |
Trachyte
|
Bi Trachyte, small hand sample |
France |
0 |
Camp Elliott |
| GRD002HS0 |
Basalt
|
Puy en Velay |
France |
0 |
Ritter 154, 20 E |
| GRD002IS0 |
Undersaturated
|
|
France |
1 |
Ritter 154, 16 M |
