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Repository:	URI	Latitude:	12.25657 to 12.25438
Ship:	Thomas G. Thompson	Longitude:	143.7739 to 143.77758
Cruise:	TN273	Water Depth(m):	3778 to 3478
Sample:	TN273-33D	Date:	20120115 to 20120115
Device:	dredge, rock	PI:	Katherine Kelly
Storage:	room temperature, dry	IGSN:	URI900223
10kg of lava. Several rocks. Collected from a forearc rift, SE Mariana forearc rift, fault scarp in SW.

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TN273 data at R2R

1 :    IGSN URI900224
Lithology and Mineralogy:	igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks:	some samples exhibit fresh glass
Comments:	Sample TN273-33D-01-01. Rift bottom. vesicular basalt with glassy margin, vesicles 2% by volume 1-2mm in diameter, relatively fresh exterior surfaces (not glassy), 16cm in size
2 :    IGSN URI900225
Lithology and Mineralogy:	igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks:	some samples exhibit fresh glass
Comments:	Sample TN273-33D-01-02. Rift bottom. vesicular basalt with glassy margin, vesicles 2% by volume 1-2mm in diameter, relatively fresh exterior surfaces (not glassy), 5.5cm in size
3 :    IGSN URI900226
Lithology and Mineralogy:	igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks:	some samples exhibit fresh glass
Comments:	Sample TN273-33D-01-03. Rift bottom. vesicular basalt with glassy margin, vesicles 2% by volume 1-2mm in diameter, relatively fresh exterior surfaces (not glassy), 9cm in size
4 :    IGSN URI900227
Lithology and Mineralogy:	igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks:	no glass
Comments:	Sample TN273-33D-01-04. Rift bottom. vesicular basalt with glassy margin, vesicles 2% by volume 1-2mm in diameter, relatively fresh exterior surfaces (not glassy), 19cm in size
5 :    IGSN URI900228
Lithology and Mineralogy:	igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks:	some samples exhibit fresh glass
Comments:	Sample TN273-33D-01-05. Rift bottom. vesicular basalt with glassy margin, vesicles 2% by volume 1-2mm in diameter, relatively fresh exterior surfaces (not glassy), 17cm in size
6 :    IGSN URI900229
Lithology and Mineralogy:	igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks:	some samples exhibit fresh glass
Comments:	Sample TN273-33D-01-06. Rift bottom. vesicular basalt with glassy margin, vesicles 2% by volume 1-2mm in diameter, relatively fresh exterior surfaces (not glassy), 16cm in size
7 :    IGSN URI900230
Lithology and Mineralogy:	igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks:	some samples exhibit fresh glass
Comments:	Sample TN273-33D-01-07. Rift bottom. vesicular basalt with glassy margin, vesicles 2% by volume 1-2mm in diameter, relatively fresh exterior surfaces (not glassy), 9cm in size
8 :    IGSN URI900231
Lithology and Mineralogy:	igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks:	some samples exhibit fresh glass
Comments:	Sample TN273-33D-01-08. Rift bottom. vesicular basalt with glassy margin, vesicles 2% by volume 1-2mm in diameter, relatively fresh exterior surfaces (not glassy), 4cm in size
9 :    IGSN URI900232
Lithology and Mineralogy:	igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks:	some samples exhibit fresh glass
Comments:	Sample TN273-33D-01-09. Rift bottom. vesicular basalt with glassy margin, vesicles 2% by volume 1-2mm in diameter, relatively fresh exterior surfaces (not glassy), 6.35cm in size
10 :    IGSN URI900233
Lithology and Mineralogy:	igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks:	some samples exhibit fresh glass
Comments:	Sample TN273-33D-01-10. Rift bottom. vesicular basalt with glassy margin, vesicles 2% by volume 1-2mm in diameter, relatively fresh exterior surfaces (not glassy), 12.7cm in size
11 :    IGSN URI900234
Lithology and Mineralogy:	igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks:	some samples exhibit fresh glass
Comments:	Sample TN273-33D-01-11. Rift bottom. vesicular basalt with glassy margin, vesicles 2% by volume 1-2mm in diameter, relatively fresh exterior surfaces (not glassy), 17.8cm in size
12 :    IGSN URI900235
Lithology and Mineralogy:	igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks:	some samples exhibit fresh glass
Comments:	Sample TN273-33D-01-12. Rift bottom. vesicular basalt with glassy margin, vesicles 2% by volume 1-2mm in diameter, relatively fresh exterior surfaces (not glassy), 17.8cm in size
13 :    IGSN URI900236
Lithology and Mineralogy:	igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks:	some samples exhibit fresh glass
Comments:	Sample TN273-33D-01-13. Rift bottom. vesicular basalt with glassy margin, vesicles 2% by volume 1-2mm in diameter, relatively fresh exterior surfaces (not glassy), 16.5cm in size
14 :    IGSN URI900237
Lithology and Mineralogy:	igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks:	some samples exhibit fresh glass
Comments:	Sample TN273-33D-01-14. Rift bottom. vesicular basalt with glassy margin, vesicles 2% by volume 1-2mm in diameter, relatively fresh exterior surfaces (not glassy), 14cm in size
15 :    IGSN URI900238
Lithology and Mineralogy:	igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks:	some samples exhibit fresh glass
Comments:	Sample TN273-33D-01-15. Rift bottom. vesicular basalt with glassy margin, vesicles 2% by volume 1-2mm in diameter, relatively fresh exterior surfaces (not glassy), 17.8cm in size
16 :    IGSN URI900239
Lithology and Mineralogy:	igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks:	some samples exhibit fresh glass
Comments:	Sample TN273-33D-01-16. Rift bottom. vesicular basalt with glassy margin, vesicles 2% by volume 1-2mm in diameter, relatively fresh exterior surfaces (not glassy), 16.5cm in size
17 :    IGSN URI900240
Lithology and Mineralogy:	igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks:	some samples exhibit fresh glass
Comments:	Sample TN273-33D-01-17. Rift bottom. vesicular basalt with glassy margin, vesicles 2% by volume 1-2mm in diameter, relatively fresh exterior surfaces (not glassy), 22.9cm in size
18 :    IGSN URI900241
Lithology and Mineralogy:	igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks:	some samples exhibit fresh glass
Comments:	Sample TN273-33D-01-18. Rift bottom. vesicular basalt with glassy margin, vesicles 2% by volume 1-2mm in diameter, relatively fresh exterior surfaces (not glassy), 8.9cm in size
19 :    IGSN URI900242
Lithology and Mineralogy:	igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks:	some samples exhibit fresh glass
Comments:	Sample TN273-33D-01-19. Rift bottom. vesicular basalt with glassy margin, vesicles 2% by volume 1-2mm in diameter, relatively fresh exterior surfaces (not glassy), 17.8cm in size
20 :    IGSN URI900243
Lithology and Mineralogy:	igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks:	some samples exhibit fresh glass
Comments:	Sample TN273-33D-01-20. Rift bottom. vesicular basalt with glassy margin, vesicles 2% by volume 1-2mm in diameter, relatively fresh exterior surfaces (not glassy), 10.2cm in size
21 :    IGSN URI900244
Lithology and Mineralogy:	igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks:	some samples exhibit fresh glass
Comments:	Sample TN273-33D-01-21. Rift bottom. vesicular basalt with glassy margin, vesicles 2% by volume 1-2mm in diameter, relatively fresh exterior surfaces (not glassy), 26.7cm in size
22 :    IGSN URI900245
Lithology and Mineralogy:	igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks:	some samples exhibit fresh glass
Comments:	Sample TN273-33D-01-22. Rift bottom. vesicular basalt with glassy margin, vesicles 2% by volume 1-2mm in diameter, relatively fresh exterior surfaces (not glassy), 24.1cm in size
23 :    IGSN URI900246
Lithology and Mineralogy:	igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks:	some samples exhibit fresh glass
Comments:	Sample TN273-33D-01-23. Rift bottom. vesicular basalt with glassy margin, vesicles 2% by volume 1-2mm in diameter, relatively fresh exterior surfaces (not glassy), 19.1cm in size
24 :    IGSN URI900247
Lithology and Mineralogy:	igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks:	some samples exhibit fresh glass
Comments:	Sample TN273-33D-01-24. Rift bottom. vesicular basalt with glassy margin, vesicles 2% by volume 1-2mm in diameter, relatively fresh exterior surfaces (not glassy), 14cm in size
25 :    IGSN URI900248
Lithology and Mineralogy:	igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks:	some samples exhibit fresh glass
Comments:	Sample TN273-33D-01-25. Rift bottom. vesicular basalt with glassy margin, vesicles 2% by volume 1-2mm in diameter, relatively fresh exterior surfaces (not glassy), 15.2cm in size
26 :    IGSN URI900249
Lithology and Mineralogy:	igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks:	notable Mn/Fe oxide coatings
Comments:	Sample TN273-33D-02-01. Rift bottom. slightly vesicular basalt with 2% by volume <1mm in diameter vesicles, red and black staining on exterior surface, 12cm in size
27 :    IGSN URI900250
Lithology and Mineralogy:	igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks:	notable Mn/Fe oxide coatings
Comments:	Sample TN273-33D-02-02. Rift bottom. slightly vesicular basalt with 2% by volume <1mm in diameter vesicles, red and black staining on exterior surface, 22cm in size
28 :    IGSN URI900251
Lithology and Mineralogy:	igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Comments:	Sample TN273-33D-03-01. Rift bottom. vesicular basalt, small clasts, 1-2mm in diameter vesicles