| Schedule of Other Income (Expense) |
Other income (expense) net consisted of the following for the years ended December 31, 2021 and 2020: | | | | | | | | | | | | | December 31, 2021 | | December 31, 2020 | | Impairment of LPB related assets | (1,076,258) | | | — | | | Equity loss in affiliates | (2,049,070) | | | (2,131) | | | Tonogold reimbursement of Pelen LLC acquisition costs | — | | | 234,944 | | | Change in fair value of Tonogold preferred shares | — | | | (2,544,000) | | | Change in fair value Tonogold note receivable | (418,500) | | | (642,997) | | | Tonogold note receivable amendment fee income | 362,500 | | | — | | | Writedown of uncollectible receivable | (300,000) | | | — | | | Recognition of grant from CARES Act PPP loan | — | | | 261,170 | | | LINICO dividend income | 426,763 | | | — | | | Other | 75,202 | | | 425,185 | | | Total other income (expense) | $ | (2,979,363) | | | $ | (2,267,829) | |
Other income (expense) net consisted of the following for the three months ended March 31, 2022 and March 31, 2021: | | | | | | | | | | | | | March 31, 2022 | | March 31, 2021 | | Change in fair value Tonogold note receivable | (605,000) | | | 745,500 | | | Tonogold amendment fee and charges | 14,652 | | | 262,500 | | | LPB settlement and related expenses | (250,000) | | | — | | | Equity loss in affiliates | (266,903) | | | (31,454) | | | All other | (23,556) | | | 22,945 | | | Total other income (expense) | $ | (1,130,807) | | | $ | 999,491 | |
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