Table T5. Measurements made by the wireline tool strings.
| Tool string | Tool | Measurement |
Sampling interval (cm) |
Approximate vertical resolution (cm) |
|---|---|---|---|---|
| Formation MicroScanner (FMS)-sonic combination | FMS | Microresistivity | 0.25 | 0.5 |
| GPIT | Tool orientation | 0.25 and 15 | NA | |
| NGT/SGT | Spectral gamma ray/total gamma ray | 15 | 46/NA | |
| BHC | Acoustic velocity | 15 | 61 |
Notes: All tool and tool string names are trademarks of Schlumberger. For the complete list of acronyms used in IODP and for additional information about tool physics and use consult IODP Logging Services at iodp.ldeo.columbia.edu/TOOLS_LABS.
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