Rare Element Resources
Bear Lodge Project
Canadian NI 43-101 Technical Report
October 9
th
, 2014
10135-200-46 – Rev. 0
8-8
Table 8.3 - Average Thorium and Uranium Abundances of the
Bastnasite Group Minerals & Ancylite
Mineral
Phase
Formula
Average
Th (%)
Average
U (%)
Bastnasite
REE(CO
3
)F
0.2
0
Parisite
Ca(Ce,La)
2
(CO
3
)
3
F
2
0.3
0
Synchysite
CaREE(CO
3
)
2
F
0.29
0.04
Ancylite
SrREE(CO
3
)
2
(OH)•(H
2
O)
0.27
0.06
(Clark, 2006)
