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Index to Marine and Lacustrine Geological Samples

Repository: URI Latitude: 12.5035 to 12.50552
Ship: Thomas G. Thompson Longitude: 143.17764 to 143.18262
Cruise: TN273 Water Depth(m): 2762 to 2517
Sample: TN273-13D Date: 20111230 to 20111230
Device: dredge, rock PI: Katherine Kelly
Storage: room temperature, dry IGSN: URI900117
Province: ridge crest

27kg of lava. 1 large pillow and several small fist sized rocks. Collected from a seamount, Mariana trough, W side of large submarine volcano near trench.

Contact URI TN273 data at R2R
1 :    IGSN URI900118  
Lithology and Mineralogy: igneous (extrusive/volcanic), basalt, pillow
Weathering / Metamorphism: weathering - moderate
Comments: Sample TN273-13D-01-01. Island arc. altered pillow basalts with black Mg coating and red-orange alteration
2 :    IGSN URI900119  
Lithology and Mineralogy: igneous (extrusive/volcanic), basalt, pillow
Weathering / Metamorphism: weathering - moderate
Comments: Sample TN273-13D-01-02. Island arc. altered pillow basalts with black Mg coating and red-orange alteration
3 :    IGSN URI900120  
Lithology and Mineralogy: igneous (extrusive/volcanic), basalt, pillow
Weathering / Metamorphism: weathering - moderate
Comments: Sample TN273-13D-01-03. Island arc. altered pillow basalts with black Mg coating and red-orange alteration
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