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Mineral Properties, Guadalupe (Details) - Guadalupe De Los Reyes, Mexico [Member] - Option Agreement Two [Member] - Minera Alamos, Inc. [Member]
 1 Months Ended
Oct. 31, 2017
USD ($)
item
Property, Plant and Equipment [Line Items]  
Interest has right to earn (as a percent) 100.00%
Sale price of gold/silver project $ 6,000
Number of successive payments | item 2
Back in Right (as a percent) 49.00%
Ownership interest if terms of option agreement not fulfilled (as a percent) 0.00%
Ownership to be transferred (as a percent) 100.00%
Ownership interest (as a percent) 100.00%
Execution of Option Agreement [Member]  
Property, Plant and Equipment [Line Items]  
Sale price of gold/silver project $ 1,500,000
One Year Anniversary [Member]  
Property, Plant and Equipment [Line Items]  
Sale price of gold/silver project 1,500,000
Two Year Anniversary [Member]  
Property, Plant and Equipment [Line Items]  
Sale price of gold/silver project 1,500,000
Before Four Year Anniversary [Member]  
Property, Plant and Equipment [Line Items]  
Sale price of gold/silver project 1,500,000
Open Pit Mining [Member]  
Property, Plant and Equipment [Line Items]  
Aggregate royalty payments to be received $ 2,000,000
Open Pit Mining [Member] | Minimum [Member]  
Property, Plant and Equipment [Line Items]  
Net smelter return royalty (as a percent) 1.00%
Gold price (USD per ounce) $ 1,600
Open Pit Mining [Member] | Maximum [Member]  
Property, Plant and Equipment [Line Items]  
Net smelter return royalty (as a percent) 2.00%
Gold price (USD per ounce) $ 1,400
Underground Mining [Member] | Minimum [Member]  
Property, Plant and Equipment [Line Items]  
Net smelter return royalty (as a percent) 1.00%
Gold price (USD per ounce) $ 1,600
Underground Mining [Member] | Maximum [Member]  
Property, Plant and Equipment [Line Items]  
Net smelter return royalty (as a percent) 2.00%
Gold price (USD per ounce) $ 1,400