OCEAN DRILLING
PROGRAM
ACRONYMS USED FOR
WIRELINE SCHLUMBERGER TOOLS
ACT 
Aluminum Clay Tool 
AMS 
Auxiliary Measurement Sonde 
APS 
Accelerator Porosity Sonde 
ARI 
Azimuthal Resistivity Imager 
ASI 
Array Seismic Imager 
BGKT 
Vertical Seismic Profile Tool 
BHC 
Borehole Compensated Sonic Tool 
BHTV 
Borehole Televiewer 
CBL 
Casing Bond Log 
CNL 
Compensated Neutron Log 
CNT 
Compensated Neutron Tool 
DIT 
Dual Induction Tool 
DLL 
Dual Laterolog 
DSI 
Dipole Sonic Imager 
FMS 
Formation MicroScanner 
GHMT 
Geologic High Resolution Magnetic Tool 
GPIT 
General Purpose Inclinometry Tool 
GR 
Natural Gamma Ray 
GST 
Induced Gamma Ray Spectrometry Tool 
HLDS 
Hostile Environment Lithodensity Sonde 
HLDT 
Hostile Environment Lithodensity Tool 
HNGS 
Hostile Environment Gamma Ray Sonde 
LDT 
Lithodensity Tool 
LSS 
Long Spacing Sonic Tool 
MCD 
Mechanical Caliper Device 
NGT 
Natural Gamma Ray Spectrometry Tool 
NMRS 
Nuclear Magnetic Resonance Sonde 
QSST 
Inline Checkshot Tool 
SDT 
Sonic Digital Tool 
SGT 
Scintillation Gamma Ray Tool 
SUMT 
Susceptibility Magnetic Tool 
UBI 
Ultrasonic Borehole Imager 
VSI 
Versatile Seismic Imager 
WST 
Well Seismic Tool 
WST3 
3Component Well Seismic Tool 
OCEAN DRILLING
PROGRAM
ACRONYMS USED FOR LWD SCHLUMBERGER TOOLS
ADN 
Azimuthal DensityNeutron Tool 
CDN 
Compensated DensityNeutron Tool 
CDR 
Compensated Dual Resistivity Tool 
ISONIC

Ideal SonicWhileDrilling Tool 
MWD 
MeasuremntWhile_drilling Tool 
NMR 
Nuclear Magnetic Resonance Tool 
RAB 
ResistivityattheBit Tool 
OCEAN DRILLING
PROGRAM
ACRONYMS USED FOR NONSCHLUMBERGER SPECIALTY TOOLS
TAP 
TemperatureAccelerationPressure Tool (LDEOBRG) 
TLT 
Temperature Logging Tool (LDEOBRG) 
OCEAN DRILLING
PROGRAM
ACRONYMS USED FOR THIRD PARTY TOOLS
CBTT 
Core Barrel Temperature Tool (LDEOBRG) 
HTGC

HighTemperature High Pressure Telemetry GammaRay Cartridge (LDEOBRG)

LSR 
Large Scale Resistivity Tool (Univ. of Miami) 
MAGNBGR 

MAGNGBM 
3axis Magnetometer (Univ. of Goettingen) 
MAGNJAPEX 
3axis Magnetometer (JAPEX) 
MAGNUSGS

3axis Magnetometer (USGS)

MAGNUW 
3axis Magnetometer (University of Washington) 
MCS 
Multichannel Sonic Tool (LDEOBRG) 
MGT

Multisensor Gamma Tool (LDEOBRG)

SST 
Shear Sonic Tool (LDEOBRG) 
SUSCUSGS

Magnetic Susceptibility Tool (USGS)

SUSCUW

Magnetic Susceptibility Tool (University of Washington 
SUSLOG

Suslog 403D Magnetic Susceptibility Tool (Univ. of Munich) 
TEMPBGR 
Temperature Tool (Bundesanstalt fur Geowissenschaften und Rohstoffe) 
TEMPBRGM 
Temperature Tool (Bureau des Recherche Geologique et Minieres) 
TEMPGRC 
High Temperature Tool (Univ. of Miami) 
TEMPJAPEX

TemperaturePressureFlow Tool (JAPEX) 
TEMPUSGS 
Temperature Tool (USGS) 
UHTMSM 
UltraHigh Temperature Multisensor Memory Tool (Univ. of Miami) 
VSPWHOI 
3axisVertical Seismic Profile (WHOI) 
OCEAN DRILLING
PROGRAM
ACRONYMS AND UNITS USED FOR WIRELINE SCHLUMBERGER LOGS
AFEC 
APS Far Detector Counts (cps) 
ANEC 
APS Near Detector Counts (cps) 
APLC 
APS Near/Array Limestone Porosity Corrected (%)

AX 
GPIT Acceleration X Axis (ft/s^{2}) 
AY 
GPIT Acceleration Y Axis (ft/s^{2}) 
AZ 
GPIT Acceleration Z Axis (ft/s^{2}) 
AZIM 
GPIT Constant Azimuth for Deviation Correction (deg) 
C1 
FMS Caliper 1 (in) 
C2 
FMS Caliper 2 (in) 
CALI 
MCS/HLDTCaliper (in) 
CFEC 
CNTG Corrected Far Epithermal Counts (cps)

CFTC 
CNTG Corrected Far Thermal Counts (cps) 
CGR 
NGT Computed (Th+K) Gamma Ray (API units) 
CNEC 
CNTG Corrected Near Epithermal Counts (cps) 
CNTC 
CNTG Corrected Near Thermal Counts (cps) 
CS 
Cable Speed (m/hr) 
DEVI 
GPIT Hole Deviation (degrees) 
DF 
Drilling Force (lbf) 
DIFF 
Difference Between MEAN and MEDIAN, processed (microsec/ft)

DRH 
HLDS Bulk Density Correction (g/cm^{3})

DRHO 
LDT/HLDT Bulk Density Correction (g/cm^{3})

DT

BHC Tool: Acoustic Slowness (microsec/ft) 
DT 
LSS Acoustic Slowness, Short Spacing (810 ft; microsec/ft) 
DT

SDT DDBHC Acoustic Slowness, ShortSpaced Mode, Near Detectors (57 ft; microsec/ft) 
DT1 
DSI Shear Acoustic Slowness, Lower Dipole Mode (microsec/ft)

DT2 
DSI Shear Acoustic Slowness, Upper Dipole Mode (microsec/ft)

DT4P 
DSI Compressional Acoustic Slowness, P&S Monopole Mode (microsec/ft) 
DT4S 
DSI Shear Acoustic Slowness, P&S Monopole Mode (microsec/ft) 
DT1R 
DSI Acoustic Slowness, Receiver Array, Lower Dipole Mode (microsec/ft) 
DT2R 
DSI Acoustic Slowness, Receiver Array, Upper Dipole Mode (microsec/ft) 
DT1T 
DSI Shear Acoustic Slowness, Transmitter Array, Lower Dipole Mode (microsec/ft)

DT2T 
DSI Shear Acoustic Slowness, Transmitter Array, Upper Dipole Mode (microsec/ft)

DTCO

DSI Compressional Acoustic Slowness (microsec/ft)

DTCO 
SDT Compressional Acoustic Slowness, Linear Mode (microsec/ft)

DTL

LSS Acoustic Slowness, Long Spacing (1012 ft; microsec/ft) 
DTL 
SDT DDBHC Acoustic Slowness, ShortSpaced Mode, Far Detectors (57 ft; microsec/ft) 
DTLF 
SDT DDBHC Acoustic Slowness, LongSpaced Mode, Far Detectors (1012 ft; microsec/ft)

DTLN 
SDT DDBHC Acoustic Slowness, LongSpaced Mode, Near Detectors (810 ft; microsec/ft)

DTRP 
DSI Compressional Acoustic Slowness, Receiver Array, P&S Monopole Mode (microsec/ft) 
DTRS 
DSI Shear Acoustic Slowness, Receiver Array, P&S Monopole Mode (microsec/ft) 
DTSM 
DSI Shear Acoustic Slowness, (microsec/ft) 
DTSM

SDT Shear Acoustic Slowness, Linear Mode (microsec/ft) 
DTST 
DSI Stoneley Acoustic Slowness, Stoneley Mode (microsec/ft) 
DTST

SDT Stoneley Acoustic Slowness, Stoneley Mode (microsec/ft) 
DTTP 
DSI Compressional Acoustic Slowness, Transmitter Array, P&S Monopole Mode (microsec/ft) 
DTTS 
DSI Shear Acoustic Slowness, Transmitter Array, P&S Monopole Mode(microsec/ft)

ECGR 
SGT Environmentally Corrected Gamma Ray (API units)

EHGR 
SGT Environmentally Corrected High Resolution Gamma Ray (API units)

ENPH 
CNTG Epithermal Neutron Porosity (%) 
ENRA 
CNTG Epithermal Neutron Ratio 
ETIM 
Elapsed Time (sec) 
FINC 

FNOR 
GPIT Magnetic Field Total Moment (oersted) 
FPLC

APS Far/Array Limestone Porosity Corrected (%)

FX 
GPIT Magnetic Field on X Axis (oersted) 
FY 
GPIT Magnetic Field on Y Axis (oersted)

FZ 
GPIT Magnetic Field on Z Axis (oersted) 
GR 
GR Natural Gamma Ray (API units) 
HALC 
APS High Res. Near/Array Limestone Porosity Corrected (%) 
HAZI 
GPIT Hole Azimuth (degrees) 
HBDC 
HLDS High Res. Bulk Density Correction (g/cm^{3})

HBHK 
HNGS Borehole Potassium (%) 
HCFT 
CNTG High Resolution Corrected Far Thermal Counts (cps) 
HCGR 
HNGS Computed Gamma Ray (API units) 
HCNT 
CNTG High Resolution Corrected Near Thermal Counts (cps) 
HDEB 
HLDS High Res. Enhanced Bulk Density (g/cm^{3})

HDRH 
HLDT High Resolution Density Correction (g/cm^{3})

HFEC 
APS High Res. Far Detector Counts (cps) 
HFK 
HNGS Formation Potassium (%) 
HFLC 
APS High Res. Near/Far Limestone Porosity Corrected (%) 
HLCA 
HLDS High Res. Caliper (in) 
HLEF 
HLDS High Res. Longspacing Photoelectric Effect (barns/e^{})

HNEC 
APS High Res. Near Detector Counts (cps) 
HNPO 
CNTG High Resolution Enhanced Thermal Nutron Porosity (%) 
HNRH 
HLDT High Resolution Bulk Density (g/cm^{3})

HPEF 
HLDT High Resolution Photoelectric Effect (barns/e^{})

HRHO 
HLDT High Resolution Bulk Density (g/cm^{3})

HROM 
HLDS High Res. Corrected Bulk Density (g/cm^{3})

HSGR 

HSIG 
APS High Res. Formation Capture Cross Section (capture units) 
HSTO 
APS High Res. Computed Standoff (in) 
HTHO 
HNGS Thorium (ppm) 
HTNP 
CNTG High Resolution Thermal Neutron Porosity (%) 
HURA 
HNGS Uranium (ppm) 
IDPH 
DIT Phasor Deep Induction (ohmm)

IIR 
GST Iron Indicator Ratio [CFE/(CCA+CSI)] 
ILD 
DIL Deep Resistivity (ohmm) 
ILM 
DIL Medium Resistivity (ohmm) 
IMPH 
DIT Phasor Medium Induction (ohmm)

ITT 
BHC/LSS/SDT Integrated Transit Time (s) 
LCAL 
HLDS Caliper (in)

LIR 
GST Lithology Indicator Ratio [CSI/(CCA+CSI)] 
LLD 
DLL Laterolog Deep (ohmm) 
LLS 
DLL Laterolog Shallow (ohmm)

LTT1 
SDT DDBHC Transit Time 1, LongSpaced Mode, (10 ft; microsec)

LTT2 
SDT DDBHC Transit Time 2, LongSpaced Mode (8 ft; microsec) 
LTT3 
SDT DDBHC Transit Time 3, LongSpaced Mode (12 ft; microsec) 
LTT4 
SDT DDBHC Transit Time 4, LongSpaced Mode (10 ft; microsec)

MAGB 
GHMT Earth's Magnetic Field (nTes) 
MAGC 
GHMT Earth Conductivity (ppm) 
MAGS 
GHMT Magnetic Susceptibility (ppm) 
MEDIAN

Computed Median Slowness (microsec/ft) 
MEAN 
Computed Mean Slowness (microsec/ft)

NMST 
GHMT Magnetometer Temperature (degC) 
NMSV 
GHMT Magnetometer Signal Level (V) 
NPHI 
CNTG Neutron Porosity (%) 
NRHB 
HLDS Enhanced Bulk Density (g/cm^{3})

P1AZ 

PEF 
LDT/HLDT Photoelectric Effect (barns/e^{})

PEFL 
HLDS Longspacing Photoelectric Effect (barns/e^{})

PIR 

POTA 

RB 

RHL 
HLDS Longspacing Bulk Density (g/cm^{3})

RHOB 
LDT/HLDT Bulk Density (g/cm^{3})

RHOM 
HLDS Corrected Bulk Density (g/cm^{3})

RMGS 
GHMT Low Resolution Susceptibility (ppm) 
SFLU 
DIL/DIT Spherically Focused Log (ohmm)

SGR 
NGTTotal Gamma Ray (API units) 
SIGF 
APS Formation Capture Cross Section (capture units) 
SP 
SP Spontaneous Potential (mV)

STOF 
APS Computed Standoff (in) 
SURT 
GHMT Receiver Coil Temperature (degC) 
SXRT 
GHMT Differential Temperature (degC) 
TENS 
Tension (lb) 
THOR 
NGT Thorium (ppm) 
TNRA 
CNTG Thermal Neutron Ratio 
TT1 
BHC Tool: Transit Time 1 (5 ft spacing; microsec) 
TT2 
BHC Tool: Transit Time 2 (3 ft spacing; microsec) 
TT3 
BHC Tool: Transit Time 3 (5 ft spacing; microsec)

TT4 
BHC Tool: Transit Time 4 (3 ft spacing; microsec) 
TT1

LSS Tool: Transit Time 1 (10 ft spacing; microsec) 
TT2

LSS Tool: Transit Time 2 (8 ft spacing; microsec) 
TT3

LSS Tool: Transit Time 3 (12 ft spacing; microsec)

TT4

LSS Tool: Transit Time 4 (10 ft spacing; microsec) 
TT1

SDT Tool: DDBHC ShortSpaced Mode, Transit Time 1 (5 ft spacing; microsec) 
TT2

SDT Tool: DDBHC ShortSpaced Mode, Transit Time 2 (3 ft spacing; microsec) 
TT3

SDT Tool: DDBHC ShortSpaced Mode, Transit Time 3 (7 ft spacing; microsec)

TT4

SDT Tool: DDBHC ShortSpaced Mode, Transit Time 4 (5 ft spacing; microsec) 
URAN 
NGT Uranium (ppm) 
V4P 
DSI Compressional Velocity, from DT4P (P&S; km/s)

V4S 
DSI Shear Velocity, from DT4S (P&S; km/s)

VELP 
Compressional Velocity (processed from waveforms; km/s) 
VELS 
Shear Velocity (processed from waveforms; km/s) 
VP1 
Compressional Velocity, from DT, DTLN, or MEAN (km/s) 
VP2 
Compressional Velocity, from DTL, DTLF, or MEDIAN (km/s) 
VCO 
SDT/DSI Compressional Velocity, from DTCO (km/s) 
VS 

VST 
SDT/DSI Stoneley Velocity, from DTST (km/s)

VS1 
DSI Shear Velocity, from DT1 (Lower Dipole; km/s)

VS2 
DSI Shear Velocity, from DT2 (Upper Dipole; km/s)

VRP 
DSI Compressional Velocity, from DTRP (Receiver Array, P&S; km/s)

VRS 
DSI Shear Velocity, from DTRS (Receiver Array, P&S; km/s) 
VS1R 
DSI Shear Velocity, from DT1R (Receiver Array, Lower Dipole; km/s) 
VS2R 
DSI Shear Velocity, from DT2R (Receiver Array, Upper Dipole; km/s) 
VS1T 
DSI Shear Velocity, from DT1T (Transmitter Array, Lower Dipole; km/s) 
VS2T 
DSI Shear Velocity, from DT2T (Transmitter Array, Upper Dipole; km/s) 
VTP 
DSI Compressional Velocity, from DTTP (Transmitter Array, P&S; km/s) 
VTS 
DSI Shear Velocity, from DTTS (Transmitter Array, P&S; km/s) 
#POINTS 
Number of TransmitterReceiver Pairs Used in Sonic Processing 
W1NG 
NGT Window 1 counts (cps)

W2NG 
NGT Window 2 counts (cps) 
W3NG 
NGT Window 3 counts (cps) 
W4NG 
NGT Window 4 counts (cps) 
W5NG 
NGT Window 5 counts (cps) 
OCEAN DRILLING
PROGRAM
ACRONYMS AND UNITS USED FOR LWD SCHLUMBERGER LOGS
ARPM 
ADN Tool Rotation Speed (rpm)

AT1F 
CDR Attenuation Resistivity (1 ft resolution; ohmm) 
AT2F 
CDR Attenuation Resistivity (2 ft resolution; ohmm) 
AT3F 
CDR Attenuation Resistivity (3 ft resolution; ohmm) 
AT4F 
CDR Attenuation Resistivity (4 ft resolution; ohmm) 
AT5F 
CDR Attenuation Resistivity (5 ft resolution; ohmm) 
ATR

CDR Attenuation Resistivity (deep; ohmm)

B1TM 
RAB Shallow Resistivity Time after Bit (s)

B2TM 
RAB Medium Resistivity Time after Bit (s)

B3TM 
RAB Deep Resistivity Time after Bit (s)

BDAV 
RAB Deep Resistivity Average (ohmm)

BFV 
NMR Bound Fluid Volume (%)

BMAV 
RAB Medium Resistivity Average (ohmm) 
BSAV 
RAB Shallow Resistivity Average (ohmm) 
CGR 
CDR Computed (Th+K) Gamma Ray (API units) 
DCAL 
ADN/CDN Differential Caliper (in) 
DROR 
CDN Correction for rotational density (g/cm^{3}).

DRRT 
ADN Correction for rotational density (g/cm^{3}).

DTAB 
ADN/ CDN Density Time after Bit (hr) 
DTCO 
ISONIC Compressional Delta Time, computed downhole (microsec/ft)

DTCU 
ISONIC Compressional Delta Time, computed uphole (microsec/ft)

FFV 
NMR Free Fluid Volume (%) 
GR 
RAB Gamma Ray (API Units)

GR7 
CDR Sum Gamma Ray Windows GRW7+GRW8+GRW9Equivalent to Wireline NGT window 5 (cps) 
GRTK 
RAB Gamma Ray Time after Bit (s)

GRW3 
CDR Gamma Ray Window 3 counts (cps)Equivalent to Wireline NGT window 1

GRW4 
CDR Gamma Ray Window 4 counts (cps)Equivalent to Wireline NGT window 2 
GRW5 
CDR Gamma Ray Window 5 counts (cps)Equivalent to Wireline NGT window 3 
GRW6 
CDR Gamma Ray Window 6 counts (cps)Equivalent to Wireline NGT window 4 
GRW7 
CDR Gamma Ray Window 7 counts (cps) 
GRW8 
CDR Gamma Ray Window 8 counts (cps) 
GRW9 
CDR Gamma Ray Window 9 counts (cps) 
GTIM 
CDR Gamma Ray Time after Bit (s)

HEF1 
CDN Far He Bank 1 counts (cps) 
HEF2 
CDN Far He Bank 2 counts (cps) 
HEF3 
CDN Far He Bank 3 counts (cps) 
HEF4 
CDN Far He Bank 4 counts (cps) 
HEN1 
CDN Near He Bank 1 counts (cps) 
HEN2 
CDN Near He Bank 2 counts (cps) 
HEN3 
CDN Near He Bank 3 counts (cps) 
HEN4 
CDN Near He Bank 4 counts (cps) 
ISTB 
ISONIC Sonic Time after Bit (hr or min) 
ITT 
ISONIC Integrated Transit Time (microsec) 
MRP 
NMR Magnetic Resonance Porosity 
NTAB 
ADN/CDN Neutron Time after Bit (hr) 
PEF 
CDN Photoelectric Effect (barns/e^{})

POTA 
CDR Potassium (%) ROPE Rate of Penetration (ft/hr)

PS1F 
CDR Phase Shift Resistivity (1 ft resolution; ohmm) 
PS2F 
CDR Phase Shift Resistivity (2 ft resolution; ohmm) 
PS3F 
CDR Phase Shift Resistivity (3 ft resolution; ohmm) 
PS4F 
CDR Phase Shift Resistivity (4 ft resolution; ohmm) 
PS5F 
CDR Phase Shift Resistivity (5 ft resolution; ohmm) 
PSR 
CDR Phase Shift Resistivity (shallow; ohmm) 
RBIT 
RAB Bit Resistivity (ohmm)

RBTM 
CDR/RAB Resistivity Time After Bit (s)

RING 
RAB Ring Resistivity (ohmm) 
ROMT 
CDN Max. Density Total (g/cm^{3})

ROP 
ISONIC/RAB Rate of Penetration (m/hr) 
ROP1 
RAB Rate of Penetration, average over last 1 ft (m/hr).

ROP5 
ADN/CDN/CDR/RAB Rate of Penetration, average over last 5 ft (m/hr)

RPM 
RAB Rotation Speed (rpm) 
RTIM 
RABResistivity Time after Bit (hr) 
SGR 
CDR Total Gamma Ray (API units)

T2 
NMR T2 Distribution (%) 
T2LM 
NMR T2 Logarithmic Mean (ms) 
THOR 
CDR Thorium (ppm)

TNPH 
ADN/CDN Thermal Neutron Porosity (%)

TNRA 
CDN Thermal Ratio 
URAN 
CDR Uranium (ppm) 
VCO 
ISONIC Compressional Velocity, computed from DTCO (km/s) 
OCEAN DRILLING
PROGRAM
ADDITIONAL
ACRONYMS AND UNITS
(PROCESSED LOGS FROM GEOCHEMICAL TOOL STRING)
AL2O3 
Computed Al_{2}O_{3} (dry weight %) 
AL2O3MIN 
Computed Al_{2}O_{3} Standard Deviation
(dry weight %) 
AL2O3MAX 
Computed Al_{2}O_{3} Standard Deviation
(dry weight %) 
CAO 
Computed CaO (dry weight %) 
CAOMIN 
Computed CaO Standard Deviation (dry weight %) 
CAOMAX 
Computed CaO Standard Deviation (dry weight %) 
CACO3 
Computed CaCO_{3} (dry weight %) 
CACO3MIN 
Computed CaCO_{3} Standard Deviation (dry weight
%) 
CACO3MAX 
Computed CaCO_{3} Standard Deviation (dry weight
%) 
CCA 
Calcium Yield (decimal fraction)

CCHL 
Chlorine Yield (decimal fraction) 
CFE 
ron Yield (decimal fraction) 
CGD 
Gadolinium Yield (decimal fraction) 
CHY 
Hydrogen Yield (decimal fraction)

CK 
Potassium Yield (decimal fraction)

CSI 
Silicon Yield (decimal fraction) 
CSIG 
Capture Cross Section (capture units) 
CSUL 
Sulfur Yield (decimal fraction) 
CTB 
Background Yield (decimal fraction) 
CTI 
Titanium Yield (decimal fraction) 
FACT 
Computed Quality Control Curve 
FEO 
Computed FeO (dry weight %) 
FEOMIN 
Computed FeO Standard Deviation (dry weight %) 
FEOMAX 
Computed FeO Standard Deviation (dry weight %) 
FEO* 
Computed FeO* (dry weight %) 
FEO*MIN 
Computed FeO* Standard Deviation (dry weight %) 
FEO*MAX 
Computed FeO* Standard Deviation (dry weight %) 
FE2O3 
Computed Fe_{2}O_{3} (dry weight %) 
FE2O3MIN 
Computed Fe_{2}O_{3} Standard Deviation
(dry weight %) 
FE2O3MAX 
Computed Fe_{2}O_{3} Standard Deviation
(dry weight %) 
GD 
Computed Gadolinium (dry weight %) 
GDMIN 
Computed Gadolinium Standard Deviation (dry weight %) 
GDMAX 
Computed Gadolinium Standard Deviation (dry weight %) 
K2O 
Computed K_{2}O (dry weight %) 
K2OMIN 
Computed K_{2}O Standard Deviation (dry weight %) 
K2OMAX 
Computed K_{2}O Standard Deviation (dry weight %) 
MGO 
Computed MgO (dry weight %) 
MGOMIN 
Computed MgO Standard Deviation (dry weight %) 
MGOMAX 
Computed MgO Standard Deviation (dry weight %) 
S 
Computed Sulfur (dry weight %) 
SMIN 
Computed Sulfur Standard Deviation (dry weight %) 
SMAX 
Computed Sulfur Standard Deviation (dry weight %) 
SIO2 
Computed SiO_{2} (dry weight %) 
SIO2MIN 
Computed SiO_{2} Standard Deviation (dry weight %) 
SIO2MAX 
Computed SiO_{2} Standard Deviation (dry weight %) 
THORMIN 
Computed Thorium Standard Deviation (ppm) 
THORMAX 
Computed Thorium Standard Deviation (ppm) 
TIO2 
Computed TiO_{2} (dry weight %) 
TIO2MIN 
Computed TiO_{2} Standard Deviation (dry weight %) 
TIO2MAX 
Computed TiO_{2} Standard Deviation (dry weight %) 
URANMIN 
Computed Uranium Standard Deviation (ppm) 
URANMAX 
Computed Uranium Standard Deviation (ppm) 
VARCA 
Variable CaCO_{3}/CaO calcium carbonate/oxide
factor 