World Data Service for Geophysics

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

doi:10.7289/V5H41PB8


Repository: ECS [Contact the Curator]
Ship: Healy
Cruise: HLY0805 (HE0805)
Sample: HLY0805-DR6
Device: dredge, rock
Latitude: 79.7409
Longitude: -155.1513
Water Depth(m): 3313
Date: 20080902 to 20080903
PI: Larry Mayer
IGSN: ECS000006

Dredge Site #6 on 50 degree slope, eastern side of ridge called"Foot of Slope". Submarine fault block. N. Chukchi Borderland. Northern Chukchi Borderland contact with Nautilus Basin. Descriptions below are preliminary visual shipboard observations.
1 :    IGSN ECS00001N   [material from this subsample is not available]
Data/Photo: DR6-001 shipboard photos
Comments: Currently on loan for ECS-related research. Sample or specimen identified as HLY0805-DR6-001, 40x17x13cm rock.
Description: Aphanitic Basalt, Mn, slightly rounded on surfaces with some layering, tiny vein of white material in crack, Most likely from outcrop, iron oxide on on unexplosed surfaces. Glass on surfaces, probably pillow
2 :    IGSN ECS00001O   [material from this subsample is not available]
Data/Photo: DR6-002 shipboard photos
Comments: Currently on loan for ECS-related research. Sample or specimen identified as HLY0805-DR6-002, 5 pieces of 14x8x6cm rock.
3 :    IGSN ECS00001P   [material from this subsample is not available]
Data/Photo: DR6-003 shipboard photos
Comments: Currently on loan for ECS-related research. Sample or specimen identified as HLY0805-DR6-003, 15x9x10cm rock.
Description: Aphanitic slightly vesicular Basalt, slightly rounded rare mineralized vesicles FeO Some secondary mineralization in cracks fresh inside except in cracks
4 :    IGSN ECS00001Q   [material from this subsample is not available]
Data/Photo: DR6-004 shipboard photos
Comments: Currently on loan for ECS-related research. Sample or specimen identified as HLY0805-DR6-004, 15x14x11cm rock.
Description: Aphanitic Basalt, Mn, FeO sub-rounded glass layer, slightly vesicular
5 :    IGSN ECS00001R   [material from this subsample is not available]
Data/Photo: DR6-005 shipboard photos
Comments: Currently on loan for ECS-related research. Sample or specimen identified as HLY0805-DR6-005, 10x6x5cm rock.
Description: glassy crust on surface of Basalt (?), Mn,FeO,with possible possble inclusion of claystone
6 :    IGSN ECS00001S   [material from this subsample is not available]
Data/Photo: DR6-006 shipboard photos
Comments: Currently on loan for ECS-related research. Sample or specimen identified as HLY0805-DR6-006, 17x12x5cm rock.
Description: Aphanitic basalt, Mn, FeO, with 3mm thick secondary 2 alteration rims
7 :    IGSN ECS00001T   [material from this subsample is not available]
Data/Photo: DR6-007 shipboard photos
Comments: Currently on loan for ECS-related research. Sample or specimen identified as HLY0805-DR6-007, 7 pieces of 3-8cmcm rock.
Description: Aphanitic Basalt with green substance developed on surfaces, fenitization(?) one samples has glassy crust and vesicular. Mn, FeO,
8 :    IGSN ECS00001U   [material from this subsample is not available]
Data/Photo: DR6-008 shipboard photos
Comments: Currently on loan for ECS-related research. Sample or specimen identified as HLY0805-DR6-008, broken in 2 pieces of 14x10x3cm rock.
Description: Fine grained to aphanitic Basalt, not vesicular, Mn, FeO
9 :    IGSN ECS00001V   [material from this subsample is not available]
Data/Photo: DR6-009 shipboard photos
Comments: Currently on loan for ECS-related research. Sample or specimen identified as HLY0805-DR6-009, various gravel size chips
Description: Basalt chips various colors
10 :    IGSN ECS00001W   [material from this subsample is not available]
Data/Photo: DR6-010 shipboard photos
Comments: Currently on loan for ECS-related research. Sample or specimen identified as HLY0805-DR6-010, 2 samples (one in 2 pieces) of 3x6cm rock.
Description: Aohanitic basalt, alteration rims up to 5mm.
11 :    IGSN ECS00001X   [material from this subsample is not available]
Data/Photo: DR6-011 shipboard photos
Comments: Currently on loan for ECS-related research. Sample or specimen identified as HLY0805-DR6-011, 5ea 4-10cm rock.
Description: rounded glassy crusts
12 :    IGSN ECS00001Y   [material from this subsample is not available]
Data/Photo: DR6-012 shipboard photos
Comments: Currently on loan for ECS-related research. Sample or specimen identified as HLY0805-DR6-012, 2ea 10cm rock.
Description: Aphanetic basalt, vesicular, FeO, Mn,
13 :    IGSN ECS00001Z   [material from this subsample is not available]
Data/Photo: DR6-013 shipboard photos
Comments: Currently on loan for ECS-related research. Sample or specimen identified as HLY0805-DR6-013, 10x5x3cm rock.
Description: rounded cobbles of aphanetic basalt one with traces of glassy crust, encirled with FeO yellow material in vein, some vesicularity
14 :    IGSN ECS000020   [material from this subsample is not available]
Data/Photo: DR6-014 shipboard photos
Comments: Currently on loan for ECS-related research. Sample or specimen identified as HLY0805-DR6-014
Description: Fine grained basalt, micro-phenocryst of Pl FeO, Mn
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