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8. Long-Term Debt (Tables) | 12 Months Ended
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Dec. 31, 2016
Debt Disclosure [Abstract] |
Long - Term Debt |
Long-Term debt at December 31, 2016 and 2015, is as follows: |  | December 31, |  |  | December 31, |
|  | 2016 |  |  | 2015 |
Note payable to First Security Bank, bearing interest at 6%; |  |  |  |  |  |
payable in monthly installments of $917; maturing |  |  |  |  |  |
September 2018; collateralized by equipment. |  | $ | 18,245 |  |  | $ | 27,845 |
Note payable to Caterpillar Financial Services, bearing interest at 6%; |  |  |  |  |  |  |  |
payable in monthly installments of $1,300; maturing |  |  |  |  |  |  |  |
August 2019; collateralized by equipment. |  |  | 40,556 |  |  |  | - |
Note payable to Wells Fargo Bank, bearing interest at 4%; |  |  |  |  |  |  |  |
payable in monthly installments of $477; original maturity date of |  |  |  |  |  |  |  |
December 2016; collateralized by equipment. |  |  | 473 |  |  |  | 5,399 |
Note payable to De Lage Landen Financial Services, |  |  |  |  |  |  |  |
bearing interest at 5.30%; payable in monthly installments of $549; |  |  |  |  |  |  |  |
original maturity date of March 2016; collateralized by equipment. |  |  | - |  |  |  | 2,171 |
Note payable to De Lage Landen Financial Services, |  |  |  |  |  |  |  |
bearing interest at 3.51%; payable in monthly installments of $655; |  |  |  |  |  |  |  |
maturing September 2019; collateralized by equipment. |  |  | 20,581 |  |  |  | 27,587 |
Note payable to De Lage Landen Financial Services, |  |  |  |  |  |  |  |
bearing interest at 3.51%; payable in monthly installments of $655; |  |  |  |  |  |  |  |
maturing December 2019; collateralized by equipment. |  |  | 22,944 |  |  |  | 29,300 |
Note payable to Phyllis Rice, bearing interest |  |  |  |  |  |  |  |
at 1%; payable in monthly installments of $2,000; |  |  |  |  |  |  |  |
original maturity date of March 2015; collateralized by equipment. |  |  | 14,146 |  |  |  | 14,146 |
Obligation payable for Soyatal Mine, non-interest bearing, |  |  |  |  |  |  |  |
annual payments of $100,000 or $200,000 through 2019, net of discount. |  |  | 776,319 |  |  |  | 820,272 |
Obligation payable for Guadalupe Mine, non-interest bearing, |  |  |  |  |  |  |  |
annual payments from $60,000 to $149,078 through 2026, net of discount. |  |  | 970,651 |  |  |  | 972,312 |
|  |  | 1,863,915 |  |  |  | 1,899,032 |
Less current portion |  |  | (391,046 | ) |  |  | (181,287 | )
Long-term portion |  | $ | 1,472,869 |  |  | $ | 1,717,745 |
Principal payments on debt |
Year Ending December 31, |  |  |
2017 |  | $ | 391,046 |
2018 |  |  | 260,232 |
2019 |  |  | 307,081 |
2020 |  |  | 198,436 |
2021 |  |  | 108,150 |
Thereafter |  |  | 598,970 |
|  | $ | 1,863,915 |

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