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Table T18. Epifluorescence microscopy cell and microsphere counts for basaltic rock samples, Site U1365.

Core, section Basalt type Depth
(mbsf)
Cell count
(log10 cells/cm3)
Microsphere count (log10 microspheres/cm3)
Washing solution Exterior untreated Exterior washed 2× Exterior flamed Interior
329-U1365A-
25H-CC Interface 75.3 4.0 NA NA NA NA NA
329-U1365E-
2R-1 Basement 71.1 ND NA NA NA NA NA
Basement 72.0 ND NA NA NA NA NA
3R-4 Basement 85.3 ND 5.8 5.0 4.0 4.6 ND
5R-4 Basement 94.2 ND 4.9 NS 3.3 NS ND
7R-2 Basement 101.1 ND 3.7 NS 2.3 2.3 ND
8R-4 Basement 109.6 ND 4.3 3.3 2.3 2.8 ND
12R-2 Basement 121.8 ND 4.1 3.4 NS 2.7 ND

NA = not applicable (no delivery of microspheres into the borehole), ND = no cells or microspheres observed by microscopic observations, NS = no sample taken.

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