Sample: GS-727


Sample ID: GS-727 [1]
Station ID: GS-727
AT Num:
Volcano: Great Sitkin
Possible source:
Eruption:
Collector: Neuweld, M. A.
Date sampled: 1984-07-01
Sample type 1: Lava
Color:
Final unit:
Text Description: from page 142 of thesis: porphyritic, more crystalline than others in the suite; plag laths generally no smaller than 0.1 mm. Laths surround pyroxene and titaniferous mt in an intergranular texture. A few crystal clots composed of cpx, mt, and pl are present. Thesis gives phenocryst descriptions.
Sample Location:

References Cited

[1] The petrology and geochemistry of the Great Sitkin Suite: implications for the genesis of calc-alkaline magmas, 1987

Neuweld, M. A., 1987, The petrology and geochemistry of the Great Sitkin Suite: implications for the genesis of calc-alkaline magmas: Cornell University unpublished M.S. thesis, 174 p.