| GRD041WS0 |
Andesite
|
Andesite |
Puerto Rico |
0 |
Ritter 154, 29 L |
| GRD041XS0 |
Diorite
|
Quartz Diorite |
Puerto Rico |
0 |
Ritter 154, 29 L |
| GRD041YS0 |
Diorite
|
Coarse grain Diorite, Utada Pluton |
Puerto Rico |
0 |
Ritter 154, 29 L |
| GRD041ZS0 |
Diorite
|
Dark Quartz Diorite. Older pluton, Utado plutons. |
Puerto Rico |
0 |
Ritter 154, 29 L |
| GRD0420S0 |
Diorite
|
Fine grain Diorite, small pluton. |
Puerto Rico |
0 |
Ritter 154, 29 L |
| GRD0421S0 |
Basalt
|
Robles fm. |
Puerto Rico |
0 |
Ritter 154, 29 L |
| GRD0422S0 |
Basalt
|
Pillow Basalt. Pozas fm. |
Puerto Rico |
0 |
Ritter 154, 29 L |
| GRD0423S0 |
Felsic Extrusive
|
Welded Tuff |
Puerto Rico |
0 |
Ritter 154, 29 L |
| GRD0424S0 |
Igneous
|
|
|
0 |
|
| GRD0425S0 |
Diorite
|
Hornblende Diorite, older pluton |
Puerto Rico |
0 |
Ritter 154, 29 L |
| GRD0426S0 |
Diorite
|
Quartz Diorite (?). Facies of Utada pluton |
Puerto Rico |
0 |
Ritter 154, 29 L |
| GRD0427S0 |
Mafic Extrusive
|
Lapa fm., Tetas Lava |
Puerto Rico |
0 |
Ritter 154, 29 L |
| GRD0428S0 |
Basalt
|
Lapa Lava |
Puerto Rico |
0 |
Ritter 154, 29 L |
| GRD0429S0 |
Intermediate Extrusive
|
Quartz keratophyre |
Puerto Rico |
0 |
Ritter 154, 29 L |
| GRD042AS0 |
Rhyolite
|
|
Puerto Rico |
0 |
Ritter 154, 29 L |
| GRD042BS0 |
Basalt
|
Basalt Breccia(?) |
Puerto Rico |
0 |
Ritter 154, 29 L |
| GRD042CS0 |
Basalt
|
Porphyritic basalt |
Puerto Rico |
0 |
Ritter 154, 29 L |
| GRD042DS0 |
Diorite
|
Diorite. San Lorenzo Batholith |
Puerto Rico |
0 |
Ritter 154, 29 L |
| GRD042ES0 |
Igneous
|
|
|
0 |
|
| GRD042FS0 |
Igneous
|
|
|
0 |
|
| GRD042HS0 |
Pahoehoe
|
folded, vesicular pahoehoe fragment |
likely from Hawaii |
0 |
Ritter 154, 16 Q |
| GRD042JS0 |
Igneous Structures
|
volcanic bomb with ultramafic xenolith |
California |
0 |
Ritter 154, 20 L |
| GRD042KS0 |
Igneous Structures
|
lherzolite xenolith from Dish Hill |
California |
0 |
Ritter 154, 20 L |
| GRD042LS0 |
Igneous
|
|
|
0 |
|
| GRD042RS0 |
Basalt
|
olivine-phyric basalt, 1960 Hawaii flow |
Hawaii |
0 |
Ritter 154, 20 F |
| GRD042SS0 |
Sheet Flow
|
thick (5 mm) glassy rind, bluish (intersertal) texture on base |
|
0 |
Ritter 154, 16 Q |
| GRD042TS0 |
Sheet Flow
|
aphyric sheet flow with glassy drain back features on base |
Pacific Ocean |
0 |
Ritter 154 |
| GRD042US0 |
Sheet Flow
|
plag-phyric sheet flow |
Pacific Ocean |
0 |
Ritter 154 |
| GRD042VS0 |
Igneous Structures
|
|
|
0 |
Ritter 154 |
| GRD042XS0 |
Ankaramite
|
ankaramite with 30% pyroxene, 15% olivine |
Raratonga, Cook Islands |
0 |
Ritter 154, 16 J |
