Table 6.

Table T6. Tool strings used and properties measured.

Tool string Tool Measurement Measurement
interval
(cm) Approximate
vertical
resolution
(cm)

Triple combination
HNGS
Natural gamma
15
45

APS
Porosity
5 and 15
30

HLDS
Bulk density, PEF
2.5 and 15
15/45

DIT
Resistivity
2.5 and 15
200/150/75

TEMP
Temperature
1 per s
--

FMS-sonic
NGS
Natural gamma
15
45

SDT
Orientation
15
--

GPIT
Sonic velocity
15
120

FMS
Microresistivity
0.25
0.5

GHMT
NGS
Natural gamma
15
45

SUMS
Susceptibility
5 and 15
35

NMRS
Total field
5 and 15
45

Tool string	Tool	Measurement	Measurement interval (cm)	Approximate vertical resolution (cm)
Triple combination	HNGS	Natural gamma	15	45
	APS	Porosity	5 and 15	30
	HLDS	Bulk density, PEF	2.5 and 15	15/45
	DIT	Resistivity	2.5 and 15	200/150/75
	TEMP	Temperature	1 per s	--
FMS-sonic	NGS	Natural gamma	15	45
	SDT	Orientation	15	--
	GPIT	Sonic velocity	15	120
	FMS	Microresistivity	0.25	0.5
GHMT	NGS	Natural gamma	15	45
	SUMS	Susceptibility	5 and 15	35
	NMRS	Total field	5 and 15	45

Note: PEF = photoelectric factor; see "Downhole Measurements" in the "Explanatory Notes" chapter for other abbreviations. This table is also available in ASCII format.