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Index to Marine and Lacustrine Geological Samples

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

Contact URI TN273 data at R2R
1 :    IGSN URI900053  
Lithology and Mineralogy: igneous (extrusive/volcanic), basalt
Glass and 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 and Mineralogy: sedimentary (pyroclastic), tuff, vitric (glass clasts)
Comments: Sample TN273-05D-01-02. Fresh glass, with lava flow texture
3 :    IGSN URI900055  
Lithology and Mineralogy: igneous (extrusive/volcanic), basalt
Glass and 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 and Mineralogy: igneous (extrusive/volcanic), basalt
Glass and 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 and Mineralogy: igneous (extrusive/volcanic), basalt
Glass and 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 and Mineralogy: igneous (extrusive/volcanic), basalt
Glass and 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 and Mineralogy: igneous (extrusive/volcanic), basalt
Glass and 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 and Mineralogy: igneous (extrusive/volcanic), basalt
Glass and 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 and Mineralogy: igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Comments: Sample TN273-05D-01-09. Bulk glass fragments
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