Sample: 88VS04
Sample ID: | 88VS04 [1] |
Station ID: | 88VS04 |
AT Num: | |
Volcano: | Vsevidof |
Possible source: | |
Eruption: | |
Collector: | Nye, C. J. |
Date sampled: | 1988-01-01 |
Sample type 1: | Lava |
Color: | |
Final unit: | |
Text Description: | Sample from small lava knob. Outcrop composed of columns ~10 cm in diameter. Fine grained andesite with ~40% plagioclase laths (1.2 x 0.2 mm), and <5% pyroxene (0.3 mm) in a hypocrystalline groundmass. Plagioclase laths commonly have swallowtail terminations and do not contain dusty, reacted, or inclusion rich zones. |
Sample Location: |