Index to Marine and Lacustrine Geological Samples (IMLGS)

Repository: URI [Contact the Curator]
Ship: Thomas G. Thompson
Cruise: TN273
Sample: TN273-05D
Device: dredge, rock
Latitude: 12.84957 to 12.84956
Longitude: 143.51825 to 143.52197
Water Depth(m): 3018 to 2993
Date: 20111228 to 20111228
PI: Katherine Kelly
IGSN: URI900052
Storage: room temperature, dry
Province: ridge crest

<1kg of lava. Several fist sized and smaller pieces of glassy lava flow. Collected from a spreading center ridge axis, Mariana trough, steep scarp at center of ridge axis.
1 :    IGSN URI900053  
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt
Glass/remarks:some samples with fresh glass & Mn/Fe oxide coatings
Comments: Sample TN273-05D-01-01. Fresh glass, with lava flow texture
2 :    IGSN URI900054  
Lithology/Mineralogy: sedimentary (pyroclastic), tuff, vitric (glass clasts)
Comments: Sample TN273-05D-01-02. Fresh glass, with lava flow texture
3 :    IGSN URI900055  
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt
Glass/remarks:some samples with fresh glass & Mn/Fe oxide coatings
Comments: Sample TN273-05D-01-03. Fresh glass, with lava flow texture
4 :    IGSN URI900056  
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt
Glass/remarks:some samples with fresh glass & Mn/Fe oxide coatings
Comments: Sample TN273-05D-01-04. Fresh glass, with lava flow texture
5 :    IGSN URI900057  
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt
Glass/remarks:some samples with fresh glass & Mn/Fe oxide coatings
Comments: Sample TN273-05D-01-05. Fresh glass, with lava flow texture
6 :    IGSN URI900058  
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt
Glass/remarks:some samples with fresh glass & Mn/Fe oxide coatings
Comments: Sample TN273-05D-01-06. Fresh glass, with lava flow texture
7 :    IGSN URI900059  
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt
Glass/remarks:some samples with fresh glass & Mn/Fe oxide coatings
Comments: Sample TN273-05D-01-07. Fresh glass, with lava flow texture
8 :    IGSN URI900060  
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt
Glass/remarks:some samples with fresh glass & Mn/Fe oxide coatings
Comments: Sample TN273-05D-01-08. Fresh glass, with lava flow texture
9 :    IGSN URI900061  
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Comments: Sample TN273-05D-01-09. Bulk glass fragments
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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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