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Note 4 - Property and Equipment (Details) - Property, Plant, and Equipment (USD $)
Mar. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Oct. 31, 2014
Apr. 16, 2014
Note 4 - Property and Equipment (Details) - Property, Plant, and Equipment [Line Items]          
Property and Equipment   $ 9,538,198us-gaap_PropertyPlantAndEquipmentGross $ 3,911,394us-gaap_PropertyPlantAndEquipmentGross    
Less: Accumulated depreciation   2,482,324us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment 1,317,958us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment    
  7,055,874amnl_PropertyPlantAndEquipmentBeforeConstructionInProgress 2,593,436amnl_PropertyPlantAndEquipmentBeforeConstructionInProgress    
Construction in progress (b)      [1] 3,438,113us-gaap_ConstructionInProgressGross [1]    
Total 6,729,652us-gaap_PropertyPlantAndEquipmentNet 7,055,874us-gaap_PropertyPlantAndEquipmentNet 6,031,549us-gaap_PropertyPlantAndEquipmentNet    
Land [Member]          
Note 4 - Property and Equipment (Details) - Property, Plant, and Equipment [Line Items]          
Property and Equipment   945,180us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_LandMember		 [2] 945,180us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_LandMember		 [2]    
Land Improvements [Member]          
Note 4 - Property and Equipment (Details) - Property, Plant, and Equipment [Line Items]          
Property and Equipment   164,758us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_LandImprovementsMember		 164,758us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_LandImprovementsMember		    
Building [Member]          
Note 4 - Property and Equipment (Details) - Property, Plant, and Equipment [Line Items]          
Property and Equipment   3,308,465us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_BuildingMember		 631,299us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_BuildingMember		    
Mining Equipment [Member]          
Note 4 - Property and Equipment (Details) - Property, Plant, and Equipment [Line Items]          
Property and Equipment   1,684,197us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= amnl_MiningEquipmentMember		 1,569,635us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= amnl_MiningEquipmentMember		 65,120us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= amnl_MiningEquipmentMember		  
Milling Equipment [Member]          
Note 4 - Property and Equipment (Details) - Property, Plant, and Equipment [Line Items]          
Property and Equipment   2,620,300us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= amnl_MillingEquipmentMember		 333,594us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= amnl_MillingEquipmentMember		    
Laboratory Equipment [Member]          
Note 4 - Property and Equipment (Details) - Property, Plant, and Equipment [Line Items]          
Property and Equipment   594,451us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= amnl_LaboratoryEquipmentMember		 65,934us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= amnl_LaboratoryEquipmentMember		   109,493us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= amnl_LaboratoryEquipmentMember
Office Equipment [Member]          
Note 4 - Property and Equipment (Details) - Property, Plant, and Equipment [Line Items]          
Property and Equipment   72,174us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_OfficeEquipmentMember		 60,992us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_OfficeEquipmentMember		    
Vehicles [Member]          
Note 4 - Property and Equipment (Details) - Property, Plant, and Equipment [Line Items]          
Property and Equipment   $ 148,673us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_VehiclesMember		 $ 140,002us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_VehiclesMember		    
[1] Represents investments in a new plant facility and related equipment at the mine site, which were transferred to the respective accounts in 2014.
[2] Includes the Atlas Mine near Mullan, Idaho with a carrying value of $445,180 (Note 3), and the Dragon Mine with a carrying value of $500,000.