Sample: FC-110


Sample ID: FC-110 [1]
Station ID: FC-110
AT Num:
Volcano: Fisher
Possible source:
Eruption:
Collector: Unknown, Unknown
Date sampled: 2000-07-18
Sample type 1: Other
Color:
Final unit:
Text Description: Top of ridge is maar breccia and large lava blocks (grey, plag phyric). Wall is breccia and coarse scoria. Breccia caps all surfaces of maar (unlike all other nearby areas, here coverage is complete, although NOT in outcrop). Coarse scoria from Maar wall. Very small plag xtals, nearly aphyric, very frothy. Also a sample of breccia(check for small, angular glass shards as an indicator of phreatic nature)
Sample Location:

References Cited

[1] Volcanism on Unimak Island, Alaska, USA: a special focus on Shishaldin and Fisher volcanoes, 2003

Stelling, P. L., 2003, Volcanism on Unimak Island, Alaska, USA: a special focus on Shishaldin and Fisher volcanoes: University of Alaska Fairbanks unpublished Ph.D. dissertation, 193 p. and one CD-ROM.