Interim Baseline Radiological Investigation Report
November 14, 2012
Bear Lodge Project, for Rare Element Resources, Inc.
Rev.1
iv
ACRONYMS AND ABBREVIATIONS
Acronym
Definition
Ci/g
cm
curies per gram
centimeters
cpm
counts per minute
EPA
U.S. Environmental Protection Agency
ERG
Environmental Restoration Group
GPS
global positioning system
HPIC
high pressure ion chamber
in.
inch
IQR
interquartile range
km
Kilometer
LLD
lower limit of detection
μR/hr
microRoentgens per hour
m, m/s, m
3
meter, meters per second, cubic meters
MDC
mrem
minimum detectable concentration
millirem
n
OSL
number of observations
optically stimulated luminescent
pCi/g, f
PM
picocuries per gram, filter
particulate matter
Project
Bear Lodge Project
QA/QC
Quality Assurance/Quality Control
Ra-226
radium-226
Ra-228
radium-228
RER
Rare Element Resources, Inc.
RER
replicate error ratio
RL
reporting limit
Rn-222
radon-222, or radon
RPD
relative percent difference
