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Condensed Consolidated Statements of Operations (USD $) | 3 Months Ended
--- | ---
Mar. 31, 2013 | Mar. 31, 2012
Cost of uranium sales: |  |
Operating expenses | $ 687,217 | $ 220,408
Mineral property expenses | 421,760 | 629,910
Accretion/amortization of asset retirement obligations | 97,435 | 23,119
Depreciation and depletion | 75,899 | 116,322
Impairment of uranium properties | 279,429 | 268,923
Total cost of uranium sales | 1,561,740 | 1,258,682
Loss from operations before corporate expenses | (1,561,740) | (1,258,682)
Corporate expenses: |  |
General and administrative | 2,635,236 | 3,013,136
Depreciation | 45,979 | 31,884
Total corporate expenses | 2,681,215 | 3,045,020
Loss from operations | (4,242,955) | (4,303,702)
Other income and expense: |  |
Interest expense | (239,718) | (3,547)
Interest and other income, net | 9,226 | 97,584
Net loss | $ (4,473,447) | $ (4,209,665)
Basic and diluted net loss per common share (in dollars per share) | $ (0.26) | $ (0.43)
Average weighted shares outstanding (in shares) | 17,308,089 | 9,804,690

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