Sample: GS-727
Sample ID: | GS-727 [1] |
Station ID: | GS-727 |
AT Num: | |
Volcano: | Great Sitkin |
Possible source: | |
Eruption: | |
Collector: | Neuweld, M. A. |
Date sampled: | 1984-07-01 |
Sample type 1: | Lava |
Color: | |
Final unit: | |
Text Description: | from page 142 of thesis: porphyritic, more crystalline than others in the suite; plag laths generally no smaller than 0.1 mm. Laths surround pyroxene and titaniferous mt in an intergranular texture. A few crystal clots composed of cpx, mt, and pl are present. Thesis gives phenocryst descriptions. |
Sample Location: |