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SAMPLE INFO : 87-21-02
Sample ID:87-21-02
Station ID:87-21-02
Date Sampled:1987-01-01
Sample Type 1:Lava
Text Description:
old Okmok,QTab,vesicular basalt typical of coastal exposure of QTab at Ashishik pt,

Petrogenesis of adjacent calc-alkaline and tholeiitic volcanoes on Umnak Island, Aleutian Islands, Alaska


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