Sample: Preece_1999_Gold_Hill_Loess_Tephra_VT


Sample ID: Preece_1999_Gold_Hill_Loess_Tephra_VT [1]
Station ID: Gold Hill Loess Regional Tephra
AT Num:
Volcano:
Possible source:
Eruption:
Collector: Preece, S. J.
Date sampled:
Sample type 1: Tephra Fall
Color:
Final unit:
Text Description: Type I beds have a cream, pink, or gray color; they contain less than 20% phenocrysts and have bubblewall shards, pumice with large vesicles, glass spheres, and, typically, small amounts of dark brown glass shards. Major minerals are feldspar, orthopyroxene, and clinopyroxene with minor or trace amounts of green and red amphibole, titanomagnetite, ilmenite, apatite, zircon, and biotite. The composition reported here is the average of five samples: UT822, UT869, UT870, UT872, UT895
Sample Location:

References Cited

[1] Tephrochronology of late Cenozoic loess at Fairbanks, central Alaska, 1999

Preece, S. J., Westgate, J. A., Stemper, B. A., and Pewe, T. L., 1999, Tephrochronology of late Cenozoic loess at Fairbanks, central Alaska: Geological Society of America Bulletin, v. 111, n. 1, p. 71-90.