Properties, Plant and Equipment, Net (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Property, Plant and Equipment, Net, by Type [Abstract]
Land and building	$ 4,683,852	$ 3,648,437
Vehicle and equipment	7,964,633	6,440,246
Processing and laboratory	18,114,045	12,800,760
Furniture and fixtures	754,885	562,577
Properties, plant, and equipment	31,517,415	23,452,020
Less accumulated depreciation	(6,241,975)	(2,960,950)
Properties, plant, and equipment, net	25,275,440	20,491,070
Additions to property, plant, and equipment	11,300,000
Gain (loss) on disposals of property, plant, and equipment	0	0	(15,785)
Depreciation	3,834,442	2,428,147	269,549
Vehicles and equipment
Property, Plant and Equipment, Net, by Type [Abstract]
Disposal of property, plant, and equipment	3,200,000
Gain (loss) on disposals of property, plant, and equipment	1,000,000
Assets Held under Capital Leases
Property, Plant and Equipment, Net, by Type [Abstract]
Properties, plant, and equipment	3,800,000
Less accumulated depreciation	$ (300,000)