{"schema_version":"secwatch.filing_event.v1","accession":"0001683168-25-001306","form_type":"8-K","ticker":"MAGE","cik":"0001515317","company_name":"MAGELLAN COPPER & GOLD Corp","filed_at":"2025-03-03T23:59:59+00:00","discovered_at":"2026-05-14T18:03:03.855799+00:00","generated_at":"2026-05-25T17:34:30.069149+00:00","sec_items":["1.01","9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.7,"calibrated_materiality_score":0.7,"confidence":"high","headline":"Magellan Copper & Gold enters JV on Atlantic Cable Gold Mine; to spend $400K for 45% stake","bullets":["Joint venture with Gold Express Mines on historic Atlantic Cable Gold Mine in Montana, discovered 1866 and closed by War Powers Act 1942.","Magellan to spend min $400,000 in development over 24 months to earn 45% participatory interest.","Historic resource block estimated at 207,000 tons grading 1.5-4% copper and 0.11-0.14 oz gold/ton; requires confirmation.","Property comprises 480 acres patented ground plus 500 acres of unpatented mining claims.","Permitting underway: trenching permit in place, next step re-open main tunnel for underground access."],"urls":{"canonical":"https://secwatch.observer/filing/0001683168-25-001306","json":"https://secwatch.observer/filing/0001683168-25-001306.json","markdown":"https://secwatch.observer/filing/0001683168-25-001306.md","text":"https://secwatch.observer/filing/0001683168-25-001306.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1515317/000168316825001306/0001683168-25-001306-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1515317/000168316825001306/magellan_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-25T17:34:30.069149+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}