Mine · Western Australia, Australia
Mt Gibson Iron
Mt Gibson Iron is a mine in Western Australia, Australia, with 1,960 Mt of mineral resources, owned by Extension Hill Pty Ltd.
Facts
Every value links to its source, and to the source's own record where it has one. Licences and last-checked dates are per row.
| Fact | Value | Source |
|---|---|---|
| Location | Western Australia | WA MINEDEX (DMIRS-001) · CC BY 4.0 · checked 24 Oct 2026 |
| Status | Operating | WA MINEDEX (DMIRS-001) · CC BY 4.0 · checked 24 Oct 2026 |
| Commodities | iron ore, magnetite | WA MINEDEX (DMIRS-001) · CC BY 4.0 · checked 24 Oct 2026 |
| Owner | Extension Hill Pty Ltd | WA Mining Tenements (DMIRS-003) · CC BY 4.0 · checked 24 Oct 2026 |
| Area | 1,557 ha (tenements: 2, title: mining lease) | WA Mining Tenements (DMIRS-003) · CC BY 4.0 · checked 24 Oct 2026 |
| Mineral resources | 1,960 Mt (measured, indicated and inferred, sites: 3, earliest estimate: 2004-08-31, reporting code: 2004 JORC (Australia), 2012 JORC (Australia)) | WA MINEDEX (DMIRS-001) · CC BY 4.0 · checked 24 Oct 2026 |
| Ore reserves | 1.15 Mt (proven and probable, sites: 1) | WA MINEDEX (DMIRS-001) · CC BY 4.0 · checked 24 Oct 2026 |
| Coordinates | -29.5758, 117.1611 | WA MINEDEX (DMIRS-001) · CC BY 4.0 · checked 24 Oct 2026 |
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How it compares
Mt Gibson Iron is the 13th-largest of 453 mines in Western Australia by mineral resources. Ranks and totals cover the mines in our data that report their mineral resources, not every one in existence.
| Within | Rank | Total | Share |
|---|---|---|---|
| Western Australia | 13th of 453 | 105,683 Mt | 1.9% |
Timeline
Dated facts about this mine from its sources, oldest first.
- Latest ore reserve estimate: 1.15 Mt
- Latest mineral resource estimate: 1,960 Mt
Owner and place
Other mines in Western Australia
- China First Iron Ore6,618 Mt
- Robe River - Deepdale6,251 Mt
- Iron Bridge6,197 Mt
- Speewah Vanadium-Titanium5,951 Mt
- Sino - Cape Preston Iron5,088 Mt
- Solomon - Greater Solomon4,150 Mt
- Thunderbird - Kimberley Mineral Sands3,472 Mt
- Western Hub / FMG2,781 Mt
Data on this page
- WA MINEDEX (DMIRS-001). WA MINEDEX (DMIRS-001), CC BY 4.0.
- WA Mining Tenements (DMIRS-003). WA Mining Tenements (DMIRS-003), CC BY 4.0.