World Data Service for Geophysics

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


Repository: SOEST [Contact the Curator]
Ship: Kana Keoki
Cruise: KK840824-02
Sample: KK840824 STA79 RD52
Device: dredge, rock
Latitude: 25.94633
Longitude: -159.90267
Water Depth(m): 2940 to 2670
Date: 19840901
Storage: room temperature, dry
Province: seamount or seamount province

Schumann Seamount, NW Slope
1 :   
Comments: 250 lbs. 5 cloth bags. ~ 90 samples. 90% Fe-Mn covered. 7 samples are altered tuffaceous sandstone with little Fe-Mn coverage. Most crust coverage < 1/2 cm thick. Substrates range from altered palagonite tuff breccia to altered vesicular basalt. Fe-Mn crust. Thickness ranges from 3 1/2 cm to < 1 mm. depth Range: 2700 - 3200 m.