No definition available.

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- Definition

Amount of the Increase or Decrease in the amount of asset retirement obligations for the period associated with the result of revaluation.

+ References

No definition available.

+ Details

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- Definition

Net Increase or Decrease in the asset retirement obligation during the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 410
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6392692&loc=d3e7535-110849

+ Details

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- Definition

The increase (decrease) during the reporting period in the carrying amount of asset retirement obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585

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ASSET RETIREMENT OBLIGATIONS (Details Textual) - USD ($)	3 Months Ended		9 Months Ended
	Apr. 30, 2016	Apr. 30, 2015	Apr. 30, 2016	Apr. 30, 2015
Asset Retirement Obligations [Line Items]
Asset Retirement Obligation, Period Increase (Decrease), Total			$ (209,168)
Re-valuation of Asset Retirement Obligations	$ 0	$ 0	184,381	$ 0
Palangana Mine [Member]
Asset Retirement Obligations [Line Items]
Asset Retirement Obligation, Period Increase (Decrease), Total			209,168
Increase (Decrease) in Asset Retirement Obligations			24,787
Re-valuation of Asset Retirement Obligations			$ 184,381