Index to Marine and Lacustrine Geological Samples (IMLGS)

Repository: SOEST [Contact the Curator]
Ship: Melville
Cruise: BMRG06MV
Sample: BMRG06MV STA27 RD46
Device: dredge, rock
Latitude: -40.751
Longitude: 78.32567
Water Depth(m): 2965 to 2948
Date: 19960309
PI: Kevin Johnson
Storage: room temperature, dry
Province: rise or ridge, aseismic ocean

Southeast Indian Ridge; Sampling locale: topographic high within axial valley of segment J3.
1 :   
Weathering/Metamorphism: weathering - light
Comments: Sample Type: Ol-plg phyric basalt. Mineralogy: Plagioclase + olivine. Weathering: Light. Glass condition: >50% fresh glass. 1 sample bag. Probe glass taken and subsampled by DG. Remaining sample to KJ. a few smaller glass fragments from burlap wrap around weight bag included as separate station glass~ 200 g of plagioclase+olivine phyric glass rinds ~1 cm thick , with Mn/Fe-oxide coatings. 2 chunks, each ~10 g in weight, plus a few glass fragments from weight bag.

Cite the IMLGS database as: Curators of Marine and Lacustrine Geological Samples Consortium. The Index to Marine and Lacustrine Geological Samples (IMLGS). National Geophysical Data Center, NOAA. doi:10.7289/V5H41PB8 [date of access].

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