Poseidon Nickel Limited
Poseidon Nickel Limited holds 52 Western Australian tenements covering 41,095 ha. It is a subsidiary of Maritana Minerals (ASX:MRT). It has lodged 127 open-file WAMEX reports between 2008 and 2024, mostly for nickel, gold and cobalt.
Who owns Poseidon Nickel?
Poseidon Nickel is a subsidiary of Maritana Minerals (ASX:MRT). The group is named as a holder on 248 live Western Australian tenements.
The other companies Maritana Minerals holds ground through, with the live tenements each is named on:
From Maritana Minerals' consolidated entity disclosure statement, as at 2025-06-30.
Who holds paper over Maritana Minerals' ground?
Poseidon Nickel is part of the Maritana Minerals group, so these are the group's connections.
51 of Maritana Minerals' live titles carry a caveat or mortgage held by another party. Maritana Minerals holds caveats or mortgages over 3 live titles of other companies. It holds 11 live titles together with another holder.
Caveats and mortgages over its ground
and 7 more
Also 2 private individuals, over 2 titles.
It holds caveats and mortgages over
Holds ground with
See Maritana Minerals' whole web
From caveats, mortgages and joint holdings on the DMPE tenement register. A caveat protects an interest in a title, such as a royalty, an option or a loan; the register does not say which.
What Poseidon Nickel holds today
Poseidon Nickel holds 52 tenements across 41,095 ha. The register records 38 titles transferred in, the latest in August 2026.
- Which tenements they hold, by type and local government area
- Every title bought, sold or transferred, and who it was with
- Expenditure compliance across the portfolio
- Dormant ground and forfeiture exposure
- Mortgages, caveats and the expiry profile
Exploration record
- Commodities targeted
- Nickel 126 · Gold 52 · Cobalt 25 · Copper 24 · Lithium 5 · Platinum Group Elements 4 · Limesand 2
- Where they worked
- Shire of Laverton 85, Shire of Dundas 22, Shire of Leonora 11, City of Kalgoorlie-Boulder 7, Shire of Esperance 2
- Also filed as
- Poseidon Nickel Limited · Poseidon Nickel Ltd
- Work on record
- Geological reconnaissance 33 · Mineral resource estimate 21 · Geological mapping 19 · Soil sampling 16 · Geological interpretation 15 · Aeromagnetic interpretation 13 · RC drilling 13 · Geophysical interpretation 10
- Resource declared
- Yes, in 21 reports: A123417 (2020), A118897 (2019), A116443 (2018), A115495 (2017), A112803 (2017), A110148 (2016) and 15 more
- Downloadable data
- 54 of 127 reports include a digital package
- Reports with no exploration
- 18 of 127 record no work done
- Report types
- Annual 83 · Final Surrender 33 · Partial Surrender 8 · Co-Funded Drilling 3
Reports filed
| Report | Year | Project | Title |
|---|---|---|---|
| A138606 | 2024 | Lake Johnston Operation | EIS Co-Funded Drilling Grant,Final Report, Round 26, Western Ultramafic, App ID:DAG2022/00829990 |
| A131330 | 2022 | Lake Johnston Operation | Surrender Report E63/1067 Lake Johnston Operation for the period ending 31/05/2022. |
| A125645 | 2020 | Woodline Well | Woodline Well Nickel Project M39/01075 Annual Report for the period ending 28/10/2020 |
| A125644 | 2020 | Lake Johnston - Pioneer | Lake Johnston - Pioneer JV E63/1784 2020 Annual Technical Report for the period ending 12 October 2020 |
| A124894 | 2020 | Pool Well | Pool Well Project Combined Annual Report C252/2007 for the period ending 30/06/2020, M38/01244, M38/01245 |
| A124727 | 2020 | Lake Johnston | Lake Johnston C16-1997 Annual Technical Report for the period 1 July 2019 to 30 June 2020 |
| A123417 | 2020 | Black Swan | Black Swan Annual Technical Report C109/1998 for the period ending 31 December 2019 |
| A122396 | 2020 | Black Swan | Black Swan E27/357 Final Surrender Report for the period 24 November 2008 to 23 November 2019 |
| A122121 | 2019 | Woodline Well | M39/01075 Woodline Well Nickel Project - Annual Report for the period For the Period 29 October 2018 to 28 Oct |
| A122090 | 2019 | Lake Johnston – Pioneer | Lake Johnston – Pioneer JV E63/1784 2019 Annual Technical Report 13 October 2018 to 12 October 2019 |
| A121203 | 2019 | Pool Well | Combined Annual Report for the Pool Well Project C252/2007 for the period 1 July 2018 to 30 June 2019. M 38/01 |
| A120733 | 2019 | Lake Johnston | Lake Johnston C16/1997 Annual Technical Report for the period 1 July 2018 to 30 June 2019 |
| A118897 | 2019 | Black Swan | Black Swan (C109/1998) Annual Technical Report for the period 1 January 2018 to 31 December 2018, E27/00357, M |
| A118455 | 2018 | Woodline Well | Woodline Well Nickel Project M39/01075 Annual Report for the period 29/10/2017 - 28/10/2018 |
| A118429 | 2018 | Lake Johnston – Pioneer | Lake Johnston – Pioneer JV E63/1784 2018 Annual Technical Report for the period 13 October 2017 to 12 October |
| A117898 | 2018 | Pool Well | Pool Well Project C252/2007 - Combined Annual Report for the period 1 July 2017 to 30 June 2018, M38/01244, M3 |
| A117670 | 2018 | Brian's Bluff | E63/1135 Final Surrender Report Brian's Bluff, 05 June 2017 - 04 June 2018 |
| A117648 | 2018 | Lake Johnston | Lake Johnston C16/1997 Annual Technical Report, 01 July 2017 - 30 June 2018 |
| A116443 | 2018 | Black Swan | Black Swan (C109/1998) Annual Technical Report for the period 01/01/2017 - 31/12/2017, E27/00357, M27/00039, M |
| A115495 | 2017 | Woodline Well | Woodline Well Nickel Project M39/01075 Annual Report for the period 29 October 2016 to 28 October 2017 |
Report numbers filed by Poseidon Nickel Limited
Named projects
Project names Poseidon Nickel Limited used in their reports, with the shire each sits in.
Watching what Poseidon Nickel Limited does next?
NextMaps tracks every WA tenement move as it registers: new applications, transfers, surrenders and status changes. Open the live map to see their current holdings against the full register record. With Premium, a holder alert emails you when this company pegs, drops or trades ground.
See their ground on the mapTenure data sourced from the DMPE public registers and SLIP WA (© Government of Western Australia, CC BY 4.0). Compiled by NextMaps. Verify against primary sources before reliance.