Note 2 - Mining Properties and Interests	3 Months Ended
Aug. 31, 2013
Property, Plant and Equipment [Abstract]
Note 2 - Mining Properties and Interests	Excalibur and its subsidiary, Mountain West Mines, Inc., hold various mineral rights interests that are carried at a reporting value of $100,000 for financial statement purposes.

- Definition

The entire disclosure for long-lived, physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, accounting policies and methodology, roll forwards, depreciation, depletion and amortization expense, including composite depreciation, accumulated depreciation, depletion and amortization expense, useful lives and method used, income statement disclosures, assets held for sale and public utility disclosures.

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