technical report on the nechalacho deposit, thor lake project ...

Table 9-1
Average Percent of Ore Minerals
Avalon Rare Metals Inc. – Thor Lake Project
Average Percent of Ore Minerals All Rock Upper Zone Basal Zone Concentrate
Zircon 65.3% 62.8% 66.2% 63.0%
Fergusonite 3.7% 2.6% 4.3% 5.4%
Bastnaesite 3.8% 4.0% 3.4% 0.7%
Synchysite 4.1% 4.4% 3.8% 1.5%
Monazite 6.4% 9.4% 5.2% 5.5%
Allanite 12.3% 12.0% 13.3% 19.6%
Other REE 0.1% 0.1% 0.0% 0.1%
Columbite 4.3% 4.5% 3.8% 4.1%
Total 100% 100% 100% 100%
Table 9-2
Percent of Rock or Concentrate
Avalon Rare Metals Inc. – Thor Lake Project
% of Rock Samples
% of
Concentrate
11806-
001
11806-
002
11806-
006
11806-
006UZ
XPS-
UZ-
Feed
11806-
006BZ
XPS-
BZ-
Feed
11806-
003
11806-
005
Zircon 11.00 13.10 3.79 4.36 7.07 9.35 6.93 35.69 31.25
Fergusonite 0.60 0.70 0.19 0.18 0.30 0.58 0.58 3.05 2.65
Bastnaesite 0.40 0.20 0.26 0.38 0.30 0.51 0.68 0.38 0.40
Synchysite 0.90 0.40 0.28 0.42 0.33 0.32 0.61 0.78 0.82
Monazite 1.50 1.10 0.31 0.59 1.15 0.41 0.40 2.87 2.99
Allanite 3.60 3.70 0.52 0.79 1.42 1.25 0.60 11.03 9.77
Other REE 0.00 0.00 0.01 0.02 0.00 0.02 0.00 0.06 0.06
Columbite 0.90 0.90 0.31 0.40 0.38 0.56 0.20 2.16 2.19
Total 18.90 20.10 5.67 7.14 10.95 13.00 10.00 56.02 50.13
Notes:
• 11806-001: Average of 30 drill core 2 m samples largely from Basal Zone
• 11806-002: Metallurgical head test sample
• 11806-003: Flotation concentrate
• 11806-005: Flotation concentrate, locked cycle tests
• 11806-006: Selected samples at 20 m down three drill holes through mineralization
• 11806-006UZ: Selected samples at 20 m down drill hole through mineralization, selected UZ samples,
1.28% TREO, 0.12% HREO
Technical Report 43-101 – March 13, 2011 Page 9-2
Prepared by Avalon Rare Metals Inc.