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3. Sales of Products: Schedule of sales by significant product type (Details) - USD ($)	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Details
Concentrate sales	$ 277,362	$ 689,318
Total revenue	$ 1,101,391	$ 689,318

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- Definition

Sales of gold floatation concentrates

+ References

No definition available.

+ Details

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- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

+ Details

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Period Type:	duration

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- References

No definition available.

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