Schedule of subsidiaries (Details) - shares |
12 Months Ended | |
|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
|
| IMC Rare Earths Ltd [member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Place of business or country of incorporation | St Vincent and the Grenadines | |
| Registered share capital | 1 | 1 |
| Ownership interest | 100.00% | 100.00% |
| IMC Rare Earths Participacoes Ltda [member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Place of business or country of incorporation | Brazil | |
| Registered share capital | 1,000 | 1,000 |
| Ownership interest | 100.00% | 100.00% |
| Niobium Brazil Importacao e Exportacao Ltda [member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Place of business or country of incorporation | Brazil | |
| Registered share capital | 50,000 | 50,000 |
| Ownership interest | 100.00% | 100.00% |
| Ionic Clays Brazil Ltda [member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Place of business or country of incorporation | Brazil | |
| Registered share capital | 1,000 | 1,000 |
| Ownership interest | 100.00% | |