Sample: 69-TAK-25
Sample ID: | 69-TAK-25 [1] |
Station ID: | 69-TAK-25 |
AT Num: | |
Volcano: | |
Possible source: | |
Eruption: | |
Collector: | Unknown, Unknown |
Date sampled: | 1969-00-00 |
Sample type 1: | Lava |
Color: | |
Final unit: | |
Text Description: | Wrangell Lava. Rhyolite domes. Light-gray to buff, massive rocks with small (<1 mm) phenocrysts of potassium feldspar, oxyhornblende, and altered biotite in a cryptocrystalline groundmass. Minor tridymite and (or) cristobalite line cavities in groundmass |
Sample Location: |