Sample: 85CNS07
Sample ID: | 85CNS07 [1] [2] | ||||||||||
Station ID: | 85CNS07 | ||||||||||
AT Num: | |||||||||||
Volcano: | Spurr | ||||||||||
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Eruption: | |||||||||||
Collector: | Nye, C. J. | ||||||||||
Date sampled: | 1985-01-01 | ||||||||||
Sample type 1: | Lava | ||||||||||
Color: | |||||||||||
Final unit: | |||||||||||
Text Description: | Sample of juvenile block from block-and-as flows deposited on the debris avalanche formed during flank collapse of ancestral Mt. Spurr (“pyroclastic fan”; sample PF-07 of Nye and Turner (1990). Very young columnar andesite at 1210' on stream E of camp. Large plag and smaller cpx phenocrysts. Plag lath-shaped 1-4 mm long. Texture unlike S1 and S3 b&a flows. | ||||||||||
Sample Location: |
Legend ✕
100 km 100 mi |