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Stock Based Compensation (Tables)
9 Months Ended
Mar. 31, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Stock-based Compensation Expense, Allocation of Recognized Period Costs
Stock-based compensation expense for the periods reflected was as follows: 
 
 
Three Months Ended
March 31,
 
Nine Months Ended
March 31,
 
 
2013
 
2012
 
2013
 
2012
Stock-based compensation included in:
 
 
 
 
 
 
 
 
Exploration expenses (1)
 
$
57,982

 
$
12,022

 
$
293,206

 
$
46,305

Stock-based compensation expense (2)
 
127,540

 
38,454

 
858,164

 
154,430

Total stock-based compensation expense
 
$
185,522

 
$
50,476

 
$
1,151,370

 
$
200,735

(1)
Related to restricted stock and stock option awards to the Company’s technical consultant, the owner of Avalon.
(2)
Related to restricted stock and stock option awards to the Company’s directors and employees.
2010 Plan [Member] | Stock Options [Member]
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Schedule of Restricted Stock and Stock Options
A summary of the status of stock options granted under the 2010 Plan as of March 31, 2013 and changes during the nine months then ended, is presented in the table below: 
 

Nine Months Ended
March 31, 2013
 

Shares Under Options

Weighted Average Exercise Price
Outstanding, June 30, 2012

50,000


$
13.13

Granted - July 2012 (1)

100,000


$
10.25

Granted - December 2012 (2)

250,000


$
10.20

Exercised



$

Forfeited



$

Outstanding, end of period

400,000


$
10.58

Aggregate intrinsic value

$



Exercisable, end of period

171,667


$
10.97

Aggregate intrinsic value

$



Available for grant, end of period

506,094



Weighted average fair value per share of options granted during the period

$
5.34