Dictionary of Mining, Mineral, and Related Terms


Abbreviations for Decimal Units
mum *micrometer(s)
cmcentimeter(s)
kJkilojoule(s)
kmkilometer(s)
kPakilopascal(s)
MJmegajoule(s)
mLmilliliter(s)
mmmillimeter(s)
mPamegapascal(s)
* no Greek letter symbols appear


Abbreviations for Compound Units
degrees Cdegrees Celsius
degrees Fdegrees Fahrenheit
Aampere(s)
atmstandard atmosphere
AUastronomical unit
bblbarrel(s)
Bcfbillion cubic feet (gas flow)
Bcfdbillion cubic feet per day (gas flow)
Bcfybillion cubic feet per year (gas flow)
BtuBritish thermal unit(s)
Bunitbillion unit(s)
ccycle(s)
ccenti (one-hundredth); prefix only
Ccoulomb(s)
cal calorie(s)
cdcandela(s)
Ci curie(s)
cmilcircular mil
cpcandlepower
cpmcount(s) per minute
cpscount(s) per second
d day(s)
ddeci (one-tenth); prefix only
Ddarcy(s)
dBdecibel(s)
dyndyne(s)
eV electron volt(s)
Ffermi(s)
F farad(s)
fc footcandle(s)
fl ozfluid ounce(s)
ft foot/feet
ft/sfoot/feet per second
ft2square foot/feet
ft-lbffoot pound(s) (force)
g gram(s)
g, GGal (gravity constant)
G giga (one billion); prefix only
galgallon(s)
Gsgauss
hhour(s)
ha hectare(s)
H.E.high explosive(s)
hp horsepower
hp-hhorsepower hour
Hzcycle(s) per second
in Hginch(es) of mercury
ininch(es)
in H2Oinch(es) of water
Jjoule(s)
kkilo (one thousand); prefix only
Kkelvin
lliter(s)
Lliter(s) (preferred form)
Llambert(s)
lb pound(s)
lbfpound(s) force
lbf-ftpound(s) force foot
ltlong ton(s)
mmeter
mmilli (one-thousandth); prefix only
Mmega (one million)
Mcfthousand cubic feet (gas flow)
Mcfdthousand cubic feet per day
mhomho(s)
mimile(s)
milthousandth of an inch
MMbblmillion barrels
MMcfmillion cubic feet (gas flow)
MMcfdmillion cubic feet per day (gas flow)
MMcfymillion cubic feet per year (gas flow)
molmole(s)
mol wtmole weight
mol %mole percent
mpgmile(s) per gallon
mphmile(s) per hour
Mxmaxwell(s)
nnano (one-billionth); prefix only
nrefractive index
NNewton(s)
nminautical mile(s)
Oeoersted(s)
ohm-cmil/ftohm circular mil per foot
ozounce(s)
ppico (one-trillionth); prefix only
Ppoise(s)
Papascal(s)
pctpercent
ppbpart(s) per billion
ppmpart(s) per million
psipound(s) (force) per square inch
psiapound(s) force per square inch, absolute
psigpound(s) force per square inch, gauge
rrevolution(s)
Rroentgen(s)
radradian(s)
rpmrevolutions per minute
ssecond(s)
Ssiemens(s)
srsteradian(s)
ststere(s)
stshort ton(s)
Ststokes
std ft3standard cubic foot/feet
tmetric ton(s)
t/w-hmetric ton(s) per worker hour
t/w-dmetric ton(s) per worker day
Ttesla(s)
tr oztroy ounce(s)
unit-1reciprocal unit
unit2square unit (or unit squared)
unit3cubic unit
Wwatt(s)
Wbweber(s)
wt %, wt pctweight percent
ydyard(s)
yryear(s)