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Text Description: Unit T2; Layer D; 48 cm thick; non-graded, slightly stratified, poorly sorted, lithic rich, tan, top 8 cm is black in color, lapilli layer at 6 cm from top, top 2 cm is fine ash, abundant red scoria. References:  The 1931 eruption of Aniakchak volcano, Alaska Variations in eruption style during the 1931 A.D. eruption of Aniakchak volcano, Alaska |
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