8. Long - Term Debt (Details) - USD ($)	Jun. 30, 2016	Dec. 31, 2015
Total debt	$ 1,862,436	$ 1,899,032
Less current portion	(332,211)	(181,287)
Noncurrent portion	1,530,225	1,717,745
First Security
Total debt	23,118	27,845
Wells fargo bank
Total debt	2,772	5,398
De Lage Landen Financial Services
Total debt	0	2,172
De Lage Landen Financial Services 1
Total debt	23,530	27,587
De Lage Landen Financial Services 2
Total debt	25,858	29,300
Phyllis Rice
Total debt	14,146	14,146
Soyatal Mine
Total debt	801,518	820,272
Guadalupe Mine
Total debt	$ 971,494	$ 972,312

Carrying value as of the balance sheet date of long-term debt (with maturities initially due after one year or beyond the operating cycle if longer) identified as Convertible Notes Payable, excluding current portion. Convertible Notes Payable is a written promise to pay a note which can be exchanged for a specified amount of another, related security, at the option of the issuer and the holder.

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- Definition

Carrying value as of the balance sheet date of the portion of long-term debt due within one year or the operating cycle if longer identified as Convertible Notes Payable. Convertible Notes Payable is a written promise to pay a note which can be exchanged for a specified amount of another, related security, at the option of the issuer and the holder.

+ References

+ Details

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- Definition

Amount of long-term debt before deduction of unamortized discount or premium. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, with initial maturities beyond one year or the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 20
-Article 5

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 03
-Paragraph 16
-Article 9

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