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SEGMENTED INFORMATION (Details) - Schedule of Segment Information for Assets and Liabilities - USD ($) $ in Thousands | Mar. 31, 2022 | Mar. 31, 2021 | Mar. 31, 2020
--- | --- | --- | ---
SEGMENTED INFORMATION (Details) - Schedule of Segment Information for Assets and Liabilities [Line Items] |  |  |
Current assets | $ 232,308 | $ 221,189 |
Plant and equipment | 79,418 | 75,729 |
Mineral rights and properties | 326,448 | 277,429 |
Investment in an associate | 56,841 | 53,457 |
Other investments | 17,768 | 15,733 |
Reclamation deposits | 8,876 | 8,513 |
Long-term prepaids and deposits | 974 | 409 |
Long-term portion of lease receivable |  | 183 |
Deferred income tax assets | 905 |  |
Total assets | 723,538 | 652,642 |
Current liabilities | 46,038 | 37,175 |
Long-term portion of lease obligation | 614 | 1,084 |
Deferred income tax liabilities | 48,033 | 40,792 |
Environmental rehabilitation | 8,739 | 7,863 | $ 8,700
Total liabilities | 103,424 | 86,914 |
Mining Henan Luoning [Member] |  |  |
SEGMENTED INFORMATION (Details) - Schedule of Segment Information for Assets and Liabilities [Line Items] |  |  |
Current assets | 141,376 | 124,636 |
Plant and equipment | 58,189 | 53,651 |
Mineral rights and properties | 254,071 | 225,023 |
Investment in an associate |  |  |
Other investments | 72 | 2,289 |
Reclamation deposits | 3,996 | 3,898 |
Long-term prepaids and deposits | 588 | 221 |
Long-term portion of lease receivable |  |  |
Deferred income tax assets |  |  |
Total assets | 458,292 | 409,718 |
Current liabilities | 37,161 | 28,654 |
Long-term portion of lease obligation |  |  |
Deferred income tax liabilities | 46,849 | 39,756 |
Environmental rehabilitation | 6,053 | 6,115 |
Total liabilities | 90,063 | 74,525 |
Mining Hunan [Member] |  |  |
SEGMENTED INFORMATION (Details) - Schedule of Segment Information for Assets and Liabilities [Line Items] |  |  |
Current assets | 870 | 909 |
Plant and equipment | 3,708 | 3,833 |
Mineral rights and properties | 7,571 | 7,345 |
Investment in an associate |  |  |
Other investments |  |  |
Reclamation deposits |  |  |
Long-term prepaids and deposits | 104 | 101 |
Long-term portion of lease receivable |  |  |
Deferred income tax assets |  |  |
Total assets | 12,253 | 12,188 |
Current liabilities | 545 | 625 |
Long-term portion of lease obligation |  |  |
Deferred income tax liabilities | 1,184 | 1,036 |
Environmental rehabilitation | 1,044 | 993 |
Total liabilities | 2,773 | 2,654 |
Mining Guangdong [Member] |  |  |
SEGMENTED INFORMATION (Details) - Schedule of Segment Information for Assets and Liabilities [Line Items] |  |  |
Current assets | 14,919 | 11,177 |
Plant and equipment | 15,282 | 15,765 |
Mineral rights and properties | 32,091 | 28,314 |
Investment in an associate |  |  |
Other investments |  |  |
Reclamation deposits | 4,872 | 4,607 |
Long-term prepaids and deposits | 282 | 87 |
Long-term portion of lease receivable |  |  |
Deferred income tax assets | 905 |  |
Total assets | 68,351 | 59,950 |
Current liabilities | 5,155 | 4,570 |
Long-term portion of lease obligation |  |  |
Deferred income tax liabilities |  |  |
Environmental rehabilitation | 1,642 | 755 |
Total liabilities | 6,797 | 5,325 |
Mining Other [Member] |  |  |
SEGMENTED INFORMATION (Details) - Schedule of Segment Information for Assets and Liabilities [Line Items] |  |  |
Current assets | 1,566 | 191 |
Plant and equipment | 163 | 59 |
Mineral rights and properties | 32,715 | 16,747 |
Investment in an associate |  |  |
Other investments |  |  |
Reclamation deposits |  |  |
Long-term prepaids and deposits |  |  |
Long-term portion of lease receivable |  |  |
Deferred income tax assets |  |  |
Total assets | 34,444 | 16,997 |
Current liabilities | 2 |  |
Long-term portion of lease obligation |  |  |
Deferred income tax liabilities |  |  |
Environmental rehabilitation |  |  |
Total liabilities | 2 |  |
Administrative Beijing [Member] |  |  |
SEGMENTED INFORMATION (Details) - Schedule of Segment Information for Assets and Liabilities [Line Items] |  |  |
Current assets | 8,570 | 4,322 |
Plant and equipment | 864 | 965 |
Mineral rights and properties |  |  |
Investment in an associate |  |  |
Other investments |  |  |
Reclamation deposits |  |  |
Long-term prepaids and deposits |  |  |
Long-term portion of lease receivable |  |  |
Deferred income tax assets |  |  |
Total assets | 9,434 | 5,287 |
Current liabilities | 295 | 112 |
Long-term portion of lease obligation |  |  |
Deferred income tax liabilities |  |  |
Environmental rehabilitation |  |  |
Total liabilities | 295 | 112 |
Administrative Vancouver [Member] |  |  |
SEGMENTED INFORMATION (Details) - Schedule of Segment Information for Assets and Liabilities [Line Items] |  |  |
Current assets | 65,007 | 79,954 |
Plant and equipment | 1,212 | 1,456 |
Mineral rights and properties |  |  |
Investment in an associate | 56,841 | 53,457 |
Other investments | 17,696 | 13,444 |
Reclamation deposits | 8 | 8 |
Long-term prepaids and deposits |  |  |
Long-term portion of lease receivable |  | 183 |
Deferred income tax assets |  |  |
Total assets | 140,764 | 148,502 |
Current liabilities | 2,880 | 3,214 |
Long-term portion of lease obligation | 614 | 1,084 |
Deferred income tax liabilities |  |  |
Environmental rehabilitation |  |  |
Total liabilities | $ 3,494 | $ 4,298 |

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