World Data Service for Geophysics

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


Repository: SIO [Contact the Curator]
Ship: Melville
Sample: PANR04MV-058D
Device: dredge, rock
Latitude: -40.31 to -40.3083
Longitude: -91.89 to -91.8933
Water Depth(m): 3617 to 3578
Date: 19980215 to 19980215
PI: Karsten, J; Klein, E.
IGSN: SIO000695
Storage: room temperature, dry
Province: rise or ridge, aseismic ocean
1 :    bulk weight = 20 kg
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt, plagioclase phyric
Glass/remarks:>50% samples exhibit fresh glass
Comments: ~15kg glassy basalt, aphyric and plagioclase porphyritic. Segment N10, North Chile Ridge.