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Index to Marine and Lacustrine Geological Samples (IMLGS)

Repository: University of Hawaii at Manoa
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Ship: Moana Wave
Cruise: MW8518
Sample: MW8518 STA52 RD16
Device: dredge, rock
Latitude: -3.70117
Longitude: 151.869
Water Depth(m): 2070 to 2000
Date: 19851227
Storage: room temperature, dry
Province: basin, small ocean

Manus Basin. Samples 1,2,3,4 and 6 available from this dredge.
1 :   
Comments: ~55 kg total lava; 3 subdivisions as follows: 1) Glassy vesicular sheet flows - some have nice ropey texture; some hydrothermal alteration & palagonitization; no obvious phenocrysts. 2) Non-glassy, massive lavas - vesicular but micro-sized <0.1 cm; hydrothermal staining; possible olivine phenocrysts (rare). 3) Vesicular pillows - large, irregularly-shaped vesicles; no apparent phenocrysts; hydrothermal staining; some glass patches. 6 pails total. NOTE: Glasses present are extremely fresh!

When you refer to individual samples/data in the IMLGS, please cite each source repository whose data you use.

More Information and how to cite the IMLGS: doi:10.7289/V5H41PB8.

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