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: TN273-06D
Device: dredge, rock
Latitude: 12.76996 to 12.76754
Longitude: 143.48659 to 143.48939
Water Depth(m): 2876 to 2906
Date: 20111228 to 20111228
PI: Katherine Kelly
IGSN: URI900062
Storage: room temperature, dry
Province: ridge crest

40kg of lava. Several large clasts (>10) in basket + 1 very large clast. Collected from a spreading center ridge axis, Mariana trough, steep scarp at center of ridge axis.
1 :    IGSN URI900063  
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Comments: Sample TN273-06D-01-01. Vesicles approximately 1-5 mm in diameter at about 5% abundance by volume
2 :    IGSN URI900064  
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Comments: Sample TN273-06D-01-02. Vesicles approximately 1-5 mm in diameter at about 5% abundance by volume
3 :    IGSN URI900065  
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Comments: Sample TN273-06D-01-03. Vesicles approximately 1-5 mm in diameter at about 5% abundance by volume
4 :    IGSN URI900066  
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Comments: Sample TN273-06D-01-04. Vesicles approximately 1-5 mm in diameter at about 5% abundance by volume
5 :    IGSN URI900067  
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Comments: Sample TN273-06D-01-05. Vesicles approximately 1-5 mm in diameter at about 5% abundance by volume
6 :    IGSN URI900068  
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Comments: Sample TN273-06D-01-06. Vesicles approximately 1-5 mm in diameter at about 5% abundance by volume
7 :    IGSN URI900069  
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Comments: Sample TN273-06D-01-07. Vesicles approximately 1-5 mm in diameter at about 5% abundance by volume
8 :    IGSN URI900070  
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Comments: Sample TN273-06D-01-08. Vesicles approximately 1-5 mm in diameter at about 5% abundance by volume
9 :    IGSN URI900071  
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Comments: Sample TN273-06D-02-01. Two distinct sizes of vesicles - <1 mm in diameter, visible through hand lens, approximately 15% by volume; 1- 5 mm in diameter, approximately 5% by volume
10 :    IGSN URI900072  
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Comments: Sample TN273-06D-02-02. Two distinct sizes of vesicles - <1 mm in diameter, visible through hand lens, approximately 15% by volume; 1- 5 mm in diameter, approximately 5% by volume
11 :    IGSN URI900073  
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Comments: Sample TN273-06D-02-03. Two distinct sizes of vesicles - <1 mm in diameter, visible through hand lens, approximately 15% by volume; 1- 5 mm in diameter, approximately 5% by volume
12 :    IGSN URI900074  
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Comments: Sample TN273-06D-02-04. Two distinct sizes of vesicles - <1 mm in diameter, visible through hand lens, approximately 15% by volume; 1- 5 mm in diameter, approximately 5% by volume
13 :    IGSN URI900075  
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Comments: Sample TN273-06D-03-01. Very vesicular - 1 mm in diameter approximately 25% by volume; 5 mm in diameter approximately 1% by volume
14 :    IGSN URI900076  
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Comments: Sample TN273-06D-03-02. Very vesicular - 1 mm in diameter approximately 25% by volume; 5 mm in diameter approximately 1% by volume
15 :    IGSN URI900077  
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Comments: Sample TN273-06D-03-03. Very vesicular - 1 mm in diameter approximately 25% by volume; 5 mm in diameter approximately 1% by volume
16 :    IGSN URI900078  
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Comments: Sample TN273-06D-03-04. Very vesicular - 1 mm in diameter approximately 25% by volume; 5 mm in diameter approximately 1% by volume
17 :    IGSN URI900079  
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Glass/remarks:some samples exhibit fresh glass
Comments: Sample TN273-06D-03-05. Very vesicular - 1 mm in diameter approximately 25% by volume; 5 mm in diameter approximately 1% by volume
18 :    IGSN URI900080  
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Comments: Sample TN273-06D-03-06. Very vesicular - 1 mm in diameter approximately 25% by volume; 5 mm in diameter approximately 1% by volume
19 :    IGSN URI900081  
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt, vesicular (>10% vesicles)
Comments: Sample TN273-06D-03-07. Very vesicular - 1 mm in diameter approximately 25% by volume; 5 mm in diameter approximately 1% by volume
20 :    IGSN URI900082  
Lithology/Mineralogy: igneous (extrusive/volcanic), basalt
Comments: Sample TN273-06D-04-01. Several angular fragments < 2 cm in diameter
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