World Data Service for Geophysics

Index to Marine and Lacustrine Geological Samples (IMLGS)
an international partnership

doi:10.7289/V5H41PB8


Repository: URI [Contact the Curator]
Ship: Thomas G. Thompson
Cruise: TN273
Sample: TN273-29D
Device: dredge, rock
Latitude: 12.48086 to 12.48439
Longitude: 143.71615 to 143.72053
Water Depth(m): 3181 to 3107
Date: 20120113 to 20120113
PI: Katherine Kelly
IGSN: URI900164
Storage: room temperature, dry

200lbs of lava/sediment. 1/4 bag full of Mn coated pillows, sediment in pipe dredge. Collected from a forearc rift, SE Mariana forearc rift, top of ridge from caldera 2.
1 :    IGSN URI900165  
Lithology/Mineralogy: sedimentary (chemical), Mn/Fe nodules
Glass/remarks:some samples with fresh glass & Mn/Fe oxide coatings
Comments: Sample TN273-29D-01-01. Rift bottom. vesicular pillow flow texture basalt, biomodal vesicles (1-2mm in size 5% by volume, <1mm in size 7% by volume), 1mm in size "fresh" olivine <1% by volume, 2-3mm thick glassy rind with <1mm thick Mn coat, yellow/orange staining on Mn coat, 27cm in size
2 :    IGSN URI900166  
Lithology/Mineralogy: sedimentary (chemical), Mn/Fe nodules
Glass/remarks:some samples with fresh glass & Mn/Fe oxide coatings
Comments: Sample TN273-29D-01-02. Rift bottom. vesicular pillow flow texture basalt, biomodal vesicles (1-2mm in size 5% by volume, <1mm in size 7% by volume), 1mm in size "fresh" olivine <1% by volume, 2-3mm thick glassy rind with <1mm thick Mn coat, yellow/orange staining on Mn coat, 23cm in size
3 :    IGSN URI900167  
Lithology/Mineralogy: sedimentary (chemical), Mn/Fe nodules
Glass/remarks:some samples with fresh glass & Mn/Fe oxide coatings
Comments: Sample TN273-29D-01-03. Rift bottom. vesicular pillow flow texture basalt, biomodal vesicles (1-2mm in size 5% by volume, <1mm in size 7% by volume), 1mm in size "fresh" olivine <1% by volume, 2-3mm thick glassy rind with <1mm thick Mn coat, yellow/orange staining on Mn coat, 28cm in size
4 :    IGSN URI900168  
Lithology/Mineralogy: sedimentary (chemical), Mn/Fe nodules
Glass/remarks:some samples with fresh glass & Mn/Fe oxide coatings
Comments: Sample TN273-29D-01-04. Rift bottom. vesicular pillow flow texture basalt, biomodal vesicles (1-2mm in size 5% by volume, <1mm in size 7% by volume), 1mm in size "fresh" olivine <1% by volume, 2-3mm thick glassy rind with <1mm thick Mn coat, yellow/orange staining on Mn coat, 15cm in size
5 :    IGSN URI900169  
Lithology/Mineralogy: sedimentary (chemical), Mn/Fe nodules
Glass/remarks:some samples with fresh glass & Mn/Fe oxide coatings
Comments: Sample TN273-29D-01-05. Rift bottom. vesicular pillow flow texture basalt, biomodal vesicles (1-2mm in size 5% by volume, <1mm in size 7% by volume), 1mm in size "fresh" olivine <1% by volume, 2-3mm thick glassy rind with <1mm thick Mn coat, yellow/orange staining on Mn coat, 18cm in size
6 :    IGSN URI900170  
Lithology/Mineralogy: sedimentary (chemical), Mn/Fe nodules
Glass/remarks:some samples with fresh glass & Mn/Fe oxide coatings
Comments: Sample TN273-29D-01-06. Rift bottom. vesicular pillow flow texture basalt, biomodal vesicles (1-2mm in size 5% by volume, <1mm in size 7% by volume), 1mm in size "fresh" olivine <1% by volume, 2-3mm thick glassy rind with <1mm thick Mn coat, yellow/orange staining on Mn coat, 25cm in size
7 :    IGSN URI900171  
Lithology/Mineralogy: sedimentary (chemical), Mn/Fe nodules
Glass/remarks:some samples with fresh glass & Mn/Fe oxide coatings
Comments: Sample TN273-29D-01-07. Rift bottom. vesicular pillow flow texture basalt, biomodal vesicles (1-2mm in size 5% by volume, <1mm in size 7% by volume), 1mm in size "fresh" olivine <1% by volume, 2-3mm thick glassy rind with <1mm thick Mn coat, yellow/orange staining on Mn coat, 11cm in size
8 :    IGSN URI900172  
Lithology/Mineralogy: sedimentary (chemical), Mn/Fe nodules
Glass/remarks:some samples with fresh glass & Mn/Fe oxide coatings
Comments: Sample TN273-29D-01-08. Rift bottom. vesicular pillow flow texture basalt, biomodal vesicles (1-2mm in size 5% by volume, <1mm in size 7% by volume), 1mm in size "fresh" olivine <1% by volume, 2-3mm thick glassy rind with <1mm thick Mn coat, yellow/orange staining on Mn coat, 21cm in size
9 :    IGSN URI900173  
Lithology/Mineralogy: sedimentary (chemical), Mn/Fe nodules
Glass/remarks:some samples with fresh glass & Mn/Fe oxide coatings
Comments: Sample TN273-29D-01-09. Rift bottom. vesicular pillow flow texture basalt, biomodal vesicles (1-2mm in size 5% by volume, <1mm in size 7% by volume), 1mm in size "fresh" olivine <1% by volume, 2-3mm thick glassy rind with <1mm thick Mn coat, yellow/orange staining on Mn coat, 23cm in size
10 :    IGSN URI900174  
Lithology/Mineralogy: sedimentary (chemical), Mn/Fe nodules
Glass/remarks:some samples with fresh glass & Mn/Fe oxide coatings
Comments: Sample TN273-29D-01-10. Rift bottom. vesicular pillow flow texture basalt, biomodal vesicles (1-2mm in size 5% by volume, <1mm in size 7% by volume), 1mm in size "fresh" olivine <1% by volume, 2-3mm thick glassy rind with <1mm thick Mn coat, yellow/orange staining on Mn coat, 19cm in size
11 :    IGSN URI900175  
Lithology/Mineralogy: sedimentary (chemical), Mn/Fe nodules
Glass/remarks:some samples with fresh glass & Mn/Fe oxide coatings
Comments: Sample TN273-29D-01-11. Rift bottom. vesicular pillow flow texture basalt, biomodal vesicles (1-2mm in size 5% by volume, <1mm in size 7% by volume), 1mm in size "fresh" olivine <1% by volume, 2-3mm thick glassy rind with <1mm thick Mn coat, yellow/orange staining on Mn coat, 21cm in size
12 :    IGSN URI900176  
Lithology/Mineralogy: sedimentary (chemical), Mn/Fe nodules
Glass/remarks:some samples with fresh glass & Mn/Fe oxide coatings
Comments: Sample TN273-29D-01-12. Rift bottom. vesicular pillow flow texture basalt, biomodal vesicles (1-2mm in size 5% by volume, <1mm in size 7% by volume), 1mm in size "fresh" olivine <1% by volume, 2-3mm thick glassy rind with <1mm thick Mn coat, yellow/orange staining on Mn coat, 16cm in size
13 :    IGSN URI900177  
Lithology/Mineralogy: sedimentary (chemical), Mn/Fe nodules
Glass/remarks:some samples with fresh glass & Mn/Fe oxide coatings
Comments: Sample TN273-29D-01-13. Rift bottom. vesicular pillow flow texture basalt, biomodal vesicles (1-2mm in size 5% by volume, <1mm in size 7% by volume), 1mm in size "fresh" olivine <1% by volume, 2-3mm thick glassy rind with <1mm thick Mn coat, yellow/orange staining on Mn coat, 15cm in size
14 :    IGSN URI900178  
Lithology/Mineralogy: sedimentary (chemical), Mn/Fe nodules
Glass/remarks:some samples with fresh glass & Mn/Fe oxide coatings
Comments: Sample TN273-29D-01-14. Rift bottom. vesicular pillow flow texture basalt, biomodal vesicles (1-2mm in size 5% by volume, <1mm in size 7% by volume), 1mm in size "fresh" olivine <1% by volume, 2-3mm thick glassy rind with <1mm thick Mn coat, yellow/orange staining on Mn coat, 11cm in size
15 :    IGSN URI900179  
Lithology/Mineralogy: sedimentary (chemical), Mn/Fe nodules
Glass/remarks:some samples with fresh glass & Mn/Fe oxide coatings
Comments: Sample TN273-29D-01-15. Rift bottom. vesicular pillow flow texture basalt, biomodal vesicles (1-2mm in size 5% by volume, <1mm in size 7% by volume), 1mm in size "fresh" olivine <1% by volume, 2-3mm thick glassy rind with <1mm thick Mn coat, yellow/orange staining on Mn coat, 11cm in size
16 :    IGSN URI900180  
Lithology/Mineralogy: sedimentary (chemical), Mn/Fe nodules
Glass/remarks:some samples with fresh glass & Mn/Fe oxide coatings
Comments: Sample TN273-29D-01-16. Rift bottom. vesicular pillow flow texture basalt, biomodal vesicles (1-2mm in size 5% by volume, <1mm in size 7% by volume), 1mm in size "fresh" olivine <1% by volume, 2-3mm thick glassy rind with <1mm thick Mn coat, yellow/orange staining on Mn coat, 10cm in size
17 :    IGSN URI900181  
Lithology/Mineralogy: sedimentary (chemical), Mn/Fe nodules
Glass/remarks:some samples with fresh glass & Mn/Fe oxide coatings
Comments: Sample TN273-29D-02-01. Rift bottom. slightly vesicular (1-2mm in diameter, 5% by volume), microcrystalline (olivine, plagioclase) basalt, 4mm thick quench margin, 2mm thick friable Mn coat, 50cm in size
18 :    IGSN URI900182  
Lithology/Mineralogy: sedimentary (chemical), Mn/Fe nodules
Glass/remarks:some samples with fresh glass & Mn/Fe oxide coatings
Comments: Sample TN273-29D-02-02. Rift bottom. slightly vesicular (1-2mm in diameter, 5% by volume), microcrystalline (olivine, plagioclase) basalt, 4mm thick quench margin, 2mm thick friable Mn coat, 12cm in size
19 :    IGSN URI900183  
Lithology/Mineralogy: sedimentary (pyroclastic), tuff, vitric (glass clasts)
Comments: Sample TN273-29D-02-03. Slightly vesicular (1-2mm in diameter, 5% by volume), microcrystalline (olivine, plagioclase) basalt, 4mm thick quench margin, 2mm thick friable Mn coat, 26cm in size
20 :    IGSN URI900184  
Lithology/Mineralogy: sedimentary (chemical), Mn/Fe nodules
Glass/remarks:some samples with fresh glass & Mn/Fe oxide coatings
Comments: Sample TN273-29D-02-04. Rift bottom. slightly vesicular (1-2mm in diameter, 5% by volume), microcrystalline (olivine, plagioclase) basalt, 4mm thick quench margin, 2mm thick friable Mn coat, 30cm in size
21 :    IGSN URI900185  
Lithology/Mineralogy: sedimentary (chemical), Mn/Fe nodules
Glass/remarks:some samples with fresh glass & Mn/Fe oxide coatings
Comments: Sample TN273-29D-02-05. Rift bottom. slightly vesicular (1-2mm in diameter, 5% by volume), microcrystalline (olivine, plagioclase) basalt, 4mm thick quench margin, 2mm thick friable Mn coat, 10cm in size
22 :    IGSN URI900186  
Lithology/Mineralogy: sedimentary (chemical), Mn/Fe oxide crusts and nodules
Glass/remarks:notable Mn/Fe oxide coatings
Comments: Sample TN273-29D-03-01. Rift bottom. manganese coated sediment rocks
23 :    IGSN URI900187  
Lithology/Mineralogy: sedimentary (chemical), Mn/Fe oxide crusts and nodules
Glass/remarks:notable Mn/Fe oxide coatings
Comments: Sample TN273-29D-03-02. Rift bottom. manganese coated sediment rocks
24 :    IGSN URI900188  
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt
Glass/remarks:notable Mn/Fe oxide coatings
Comments: Sample TN273-29D-04-01. Rift bottom. silty clay with 20% clay with volcanic rock fragments, 10% by volume volcaniclastic glass 10-200um in diameter
_