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MIneral Property - Mineral Property Capitalized Development (Details) (USD $) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2013 | Sep. 30, 2012 | Sep. 30, 2013 | Sep. 30, 2012
Notes to Financial Statements |  |  |  |
Development expenditures | $ 601,000 | $ 1,448,000 | $ 1,369,000 | $ 2,211,000
Capitalized interest | 184,000 |  | 557,000 |
Property payments | 75,000 | 50,000 | 175,000 | 325,000
Capitalized depreciation | 7,000 | 12,000 | 23,000 | 18,000
Total capitalized costs | $ 867,000 | $ 1,510,000 | $ 2,124,000 | $ 2,554,000

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