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Mindax (Mindax Energy Pty Ltd) along with Quasar Resources as the Yilgarn Avon Joint Venture is successfully searching for roll front uranium in palaeochannels of South-Western WA.
Scout drilling is ongoing with 11,000 m underway currently along the Yilgarn palaechannel, within the Mukinbudin Project area 200 km north-east of Perth. During December 2009 until January 2010 economic grades of roll front sedimentary uranium mineralisation were found rendering the area an emerging uranium province.
The critical intercepts in the Jindarra area are:
YAA0184 37-38m 1m @ 1690ppm U
(equivalent to 0.20% U3O8)
YAA0188 38-41m 3m @ 1243ppm U
(equivalent to 0.15% U3O8)
The intercepts occur on parallel, adjacent traverses separated by 2000 m.
The significance of these reconnaissance exploration results can be seen by reference to the uranium developments underway elsewhere in WA where resource grades range from 300 to 1500 ppm U.
These intercepts compare very favourably in terms of both grade and thickness to existing economic mineralisation and further vindicate the search for uranium in these palaeochannels.
They clearly identify the area as a new uranium province in WA and have implications for the future development of the region.
The YAJV control 2640 square km of tenements in the area which include 275 km or 75% of the prospective channel.
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Major Uranium Deposits
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Deposit
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Owners
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Resource Tonnage (Mt) @ Resource Grade (ppm)
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Resource
U3O8 (kilotonnes)
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Yeelirrie
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BHP Billiton
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35.0 @ 1,500
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52.5
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Kintyre
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Cameco, Mitsubishi
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23.3 @ 1,500
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35
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Mulga Rock
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Energy & Minerals Australia
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44.6 @ 550
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24.8
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Lake Way
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Toro Energy
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20.2 @ 550
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11.1
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Lake Maitland
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Mega Uranium, Itochu Corp, Japan Australia Uranium Resources Development Co
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32.7 @ 330
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10.8
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Manyingee
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Paladin Energy
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13.4 @ 790
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10.6
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Oobagooma
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Paladin Energy
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8.3 @ 1,200
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10
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Key: Calcrete hosted Roll front related Vein type unconformity related
Source: DMP Minerals Database (MINEDEX), extracted 12 June 2009
Table 1: Significant WA Uranium Resources (after Dr FI Roberts, GSWA, 2009)
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Hole ID
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YAA0056
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1m @ 63.8ppm
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From 45m
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|
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4m @ 66.4ppm
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From 56m
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incl 1m @ 93.7ppm
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YAA0139
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5m @ 81.5ppm
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From 35m
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incl 3m @ 113.3ppm
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YAA0148
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1m @ 54.2ppm
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From 55m
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8m @ 36.2ppm
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From 97m
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incl 2m @ 50.8ppm
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YAA0149
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6m @ 95.4ppm
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From 78m
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incl 1m @ 308ppm
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YAA0152
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8m @ 55.6ppm
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From 56m
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incl 1m @ 105ppm
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YAA0154
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4m @ 113.4ppm
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From 29m
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incl 1m @ 97.7ppm
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|
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incl 1m @ 292ppm
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YAA0157
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3m @ 57.8ppm
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From 65m
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incl 2m @ 70.2ppm
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1m @ 102ppm
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From 74m
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YAA0160
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5m @ 37.8ppm
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From 66m
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incl 1m @ 56.9ppm
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YAA0164
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6m @ 106ppm
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From 77m
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incl 2m @ 199ppm
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incl 1m @ 221ppm
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YAA0168
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2m @ 69.6ppm
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From 50m
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|
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7m @ 45.8ppm
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From 60m
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incl 2 m @ 72.8ppm
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YAA0169
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9m @ 61.3ppm
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From 60m
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incl 1m @ 89.3ppm
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YAA0175
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9m @ 48.6ppm
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From 86m
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incl 2m @ 61.2ppm
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YAA0184
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8m @ 288.5ppm
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From 36m
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incl 1m @ 1690ppm
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|
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incl 1m @ 538ppm
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4m @ 47.4ppm
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From 64m
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Incl 2m @ 93.1ppm
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YAA0188
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8m @ 260.3ppm
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From 36m
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incl 3m @ 1243ppm
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|
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4m @ 25.3ppm
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From 64m
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incl 1m @ 54.9ppm
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Table 2: Significant Exploration Drilling Results
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