Sample: 91CND36
Sample ID: | 91CND36 [1] |
Station ID: | 91CND36 |
AT Num: | |
Volcano: | Douglas |
Possible source: | |
Eruption: | |
Collector: | Nye, C. J. |
Date sampled: | 1991-01-01 |
Sample type 1: | Lava |
Color: | |
Final unit: | |
Text Description: | Another sample of host lava from the same flow as 91CND33. Porphyritic andesite. About 30% phenocrysts of millimeter-sized plagioclase, sub-millimeter-sized pyroxene and sparse olivine in a groundmass of microphenocrysts and microlite-rich glass and microcrystalline material. |
Sample Location: |