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Consolidated Statements of Cash Flows - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
Cash Flows From Operating Activities: |  |
Net income (loss) | $ (3,286,804) | $ (3,672,891)
Adjustments to reconcile net income (loss) to net cash provided (used) by operating activities: |  |
Depreciation and amortization | 885,843 | 895,990
Loss on mineral properties | 318,502 | 1,410,736
Write-down of inventory to net realizable value | 0 | 16,396
Amortization of debt discount | 0 | 54,112
Accretion of asset retirement obligation | 7,851 | 6,148
Common stock issued for services | 0 | 136,000
Common stock payable for directors fees | 106,108 | 134,375
Non-cash miscellaneous income | (660) | (598)
Change in: |  |
Accounts receivable | 45,819 | 153,938
Inventories | (23,969) | 112,621
IVA receivable and other assets | (38,361) | 199,337
Accounts payable | (452,103) | 402,657
Accrued liabilities | (2,662) | 76,416
Export tax assessment payable | 1,120,730 | 0
Payables to related parties | 14,042 | 63,408
Net cash provided (used) by operating activities | (1,305,664) | (11,355)
Cash Flows From Investing Activities: |  |
Payment received on note receivable for sale of land | 0 | 400,000
Purchase of properties, plants and equipment | (243,091) | (792,925)
Net cash provided (used) by investing activities | (243,091) | (392,925)
Cash Flows From Financing Activities: |  |
Change in checks issued and payable | 69,052 | (28,849)
Proceeds from issuance of common stock and warrants, net of issuance costs | 1,813,068 | 404,199
Advances from related party | 0 | 237,400
Payments on advances from related party | (83,419) | (35,066)
Proceeds from CARES Act Note Payable | 443,400 | 0
Proceeds (payments) on notes payable to bank, net | (97,066) | 13,149
Principal payments of long-term debt | (46,670) | (127,683)
Net cash provided (used) by financing activities | 2,098,365 | 463,150
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS AND RESTRICTED CASH | 549,610 | 58,870
Cash and cash equivalents at beginning of year | 172,767 | 113,897
Cash and cash equivalents at end of year | 722,377 | 172,767
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION |  |
Interest paid in cash | 17,991 | 24,233
Noncash investing and financing activities: |  |
Common stock payable issued to directors | 130,483 | 175,000
Payable to related party satisfied with exercise of stock purchase warrant | $ 62,500 | $ 0

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- Definition Amount of income or gain included in net income that result in no cash inflow (outflow), classified as other. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
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- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3213-108585 + Details
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- Definition The cash inflow from the issuance of common stock, preferred stock, treasury stock, stock options, and other types of equity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3255-108585 + Details
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- Definition The cash inflow from a borrowing supported by a written promise to pay an obligation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3255-108585 + Details
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- Definition The cash inflow from a long-term borrowing made from related parties where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth. Alternate caption: Proceeds from Advances from Affiliates. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3255-108585 + Details
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- Definition Amount of cash inflow (outflow) from long-term debt supported by a written promise to pay an obligation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04(a)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24072-122690 + Details
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- Definition The cash inflow from the sale of formerly productive land held for sale, anything permanently fixed to it, including buildings, structures on it, and so forth. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3179-108585 + Details
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- Definition The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3291-108585 + Details
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- Definition The cash outflow for the payment of a long-term borrowing made from a related party where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth. Alternate caption: Payments for Advances from Affiliates. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3291-108585 + Details
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- Definition Amount of noncash expense for share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
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- References No definition available. + Details
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