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Index to Marine and Lacustrine Geological Samples

Repository: URI Latitude: 12.53184 to 12.52895
Ship: Thomas G. Thompson Longitude: 143.66817 to 143.66919
Cruise: TN273 Water Depth(m): 2684 to 2437
Sample: TN273-24D Date: 20120112 to 20120112
Device: dredge, rock PI: Katherine Kelly
Storage: room temperature, dry IGSN: URI900143

2kg of lava/sediment. Several small fist sized rocks; black coarse sediment in pipe dredge. Collected from a submarine arc, Mariana arc extension, caldera 2 east wall.

Contact URI TN273 data at R2R
1 :    IGSN URI900144  
Lithology and Mineralogy: igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks: notable Mn/Fe oxide coatings
Comments: Sample TN273-24D-01-01. Rift bottom. Mn coated vesicular basalt
2 :    IGSN URI900145  
Lithology and Mineralogy: igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks: notable Mn/Fe oxide coatings
Comments: Sample TN273-24D-01-02. Rift bottom. Mn coated vesicular basalt
3 :    IGSN URI900146  
Lithology and Mineralogy: igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks: notable Mn/Fe oxide coatings
Comments: Sample TN273-24D-01-03. Rift bottom. Mn coated vesicular basalt
4 :    IGSN URI900147  
Lithology and Mineralogy: igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks: notable Mn/Fe oxide coatings
Comments: Sample TN273-24D-01-04. Rift bottom. Mn coated vesicular basalt
5 :    IGSN URI900148  
Lithology and Mineralogy: igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks: notable Mn/Fe oxide coatings
Comments: Sample TN273-24D-01-05. Rift bottom. Mn coated vesicular basalt
6 :    IGSN URI900149  
Lithology and Mineralogy: igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks: notable Mn/Fe oxide coatings
Comments: Sample TN273-24D-01-06. Rift bottom. Mn coated vesicular basalt
7 :    IGSN URI900150  
Lithology and Mineralogy: igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks: notable Mn/Fe oxide coatings
Comments: Sample TN273-24D-01-07. Rift bottom. Mn coated vesicular basalt
8 :    IGSN URI900151  
Lithology and Mineralogy: igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks: notable Mn/Fe oxide coatings
Comments: Sample TN273-24D-01-08. Rift bottom. Mn coated vesicular basalt
9 :    IGSN URI900152  
Lithology and Mineralogy: sedimentary (chemical), Mn/Fe oxide crusts and nodules
Comments: Sample TN273-24D-02-01. Rift bottom. coarse grained sediment
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