World Data Service for Geophysics

Index to Marine and Lacustrine Geological Samples (IMLGS)
an international partnership

doi:10.7289/V5H41PB8


Repository: SOEST [Contact the Curator]
Ship: Melville
Cruise: BMRG06MV
Sample: BMRG06MV STA37 RD52
Device: dredge, rock
Latitude: -39.73817
Longitude: 78.30883
Water Depth(m): 2390 to 2165
Date: 19960317
PI: Kevin Johnson
Storage: room temperature, dry
Province: rise or ridge, aseismic ocean

Southeast Indian Ridge; Sampling locale: Ridge in center of axial valley, segment J2.
1 :   
Weathering/Metamorphism: weathering - moderate
Comments: Sample Type: Basalt glass. Mineralogy: Plagioclase. Weathering: Light. Glass condition: >50% fresh glass and Mn/Fe oxide coatings. 1 sample bag. Subsampled by DG and probe glass taken. Rest to KJ.~50 g of plagioclase-phyric, Mn/Fe-coated basalt glass chunks and fragments taken from burlap bag. Type 1 of this dredge.
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