Alaska Volcano Observatory - Double Glacier Volcano, a "new" Quaternary volcano in the eastern Aleutian volcanic arc

DOUBLE GLACIER VOLCANO, A "NEW" QUATERNARY VOLCANO IN THE EASTERN ALEUTIAN VOLCANIC ARC

Reed, B. L., Lanphere, M. A., and Miller, T. P., 1992, Double Glacier Volcano, a "new" Quaternary volcano in the eastern Aleutian volcanic arc: Bulletin of Volcanology, v. 54, n. 8, p. 631-637.

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331: Chemical and modal analyses of Double Glacier Volcano.

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* Major elements as oxides, except sample 78AR290, determined by Xray-fluorescence; analyses by DR Siems and JE Taggart. FeO, H2O+, H2O-, and CO2 determined by methods described in USGS Bulletin 1770; analyses by HN Eisheimer. Sample 78AR290 analyzed by rapid-rock methods; analyses by J Reid and P Hearn. Minor elements (Rb through Zn) determined by energy dispersive X-ray fluorescence, analyses by J Kent; REE and lower list (Co through As) by INAA short count, analyses by RJ Knight. Major elements in wt%, others in ppm. Map numbers are shown on Fig. 3. *

SAMPLES

78AR290
90AR087A
90AR087B
90AR097
90AR098
90AR099
90AR119
90AR121