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| 0001410578-22-003373-index.html | 2022-11-14 16:22:27 | |
| 0001410578-22-003373.txt | 2022-11-14 16:22:27 | |
 0001410578-22-003373-xbrl.zip | 202326 | 2022-11-14 16:22:27 |
| FilingSummary.xml | 26409 | 2022-11-14 16:22:27 |
| Financial_Report.xlsx | 97761 | 2022-11-14 16:22:27 |
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| mtal-20220930.xsd | 63936 | 2022-11-14 16:22:27 |
| mtal-20220930x10q.htm | 1253334 | 2022-11-14 16:22:27 |
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| report.css | 2767 | 2022-11-14 16:22:27 |
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