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Repository:	URI	Latitude:	12.49111 to 12.49323
Ship:	Thomas G. Thompson	Longitude:	143.68517 to 143.68376
Cruise:	TN273	Water Depth(m):	3000 to 2922
Sample:	TN273-23D	Date:	20120112 to 20120112
Device:	dredge, rock	PI:	Katherine Kelly
Storage:	room temperature, dry	IGSN:	URI900139
0.3kg of sediment and Mn coated sediment rock in pipe dredge. Collected from a forearc rift, SE Mariana forearc rift, top of long ridge from caldera 2.

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TN273 data at R2R

1 :    IGSN URI900140
Lithology and Mineralogy:	igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass and remarks:	some samples with fresh glass & Mn/Fe oxide coatings
Comments:	Sample TN273-23D-01-01. Brown foraminferous, coarse grained sediment
2 :    IGSN URI900141
Lithology and Mineralogy:	sedimentary (chemical), Mn/Fe oxide crusts and nodules
Glass and remarks:	notable Mn/Fe oxide coatings
Comments:	Sample TN273-23D-02-01. Rift bottom. Mn coated sediment rock, 5 cm in diameter
3 :    IGSN URI900142
Lithology and Mineralogy:	sedimentary (chemical), Mn/Fe oxide crusts and nodules
Glass and remarks:	notable Mn/Fe oxide coatings
Comments:	Sample TN273-23D-02-02. Rift bottom. Mn coated sediment rock, 2 cm in diameter