A previously undocumented process of hydrothermal manganese mineralization
USGS finds a new way manganese deposits form under the seabed. Samples off American Samoa averaged 51% manganese by weight.
TMC Announces Appointment of Liam Mallon, Former President of ExxonMobil Upstream, to its Board of Directors
TMC named ex-ExxonMobil Upstream president Liam Mallon to its board. He will lead its Sustainability and Innovation Committee; Brendan May steps down.
GoldCoast Resource Corp. to Commence Trading on the OTCQB Venture Market
GoldCoast Resource shares begin trading on the OTCQB Venture Market. Trading as GCRFF started September 29, alongside its CSE listing under GCR.
TMC CFO discusses proposed Nodule City nodule processing plant in Brownsville, Texas
Key points TMC CFO Craig Shesky discussed the company’s proposed Nodule City nodule processing plant in Brownsville, Texas, in an interview with Dmitry Silverstein at the WTR Research Virtual Insights Conference. The Brownsville plant is proposed to place TMC within an industrial…
Mithril Minerals Selected as Breakthrough Energy Fellow
Mithril Minerals joined Breakthrough Energy's 2026 Fellows Program. The startup will build a near-full-scale ocean collector robot for testing.
Cobalt Blue Contracted to Undertake Preliminary Economic Analysis for Glomar’s US Polymetallic Refinery
Cobalt Blue will deliver PEA workstreams for Glomar's Project Infinity. It will be paid US$150,000, with the PEA targeted for Q4 2026.
Deep Sea Minerals Corp. Welcomes U.S. Department of the Interior Comments on Deep Sea Mineral Permitting
Deep Sea Minerals welcomed Burgum's comments on US seabed permitting. Its NOAA application covers about 147,368 km2 in the Clarion-Clipperton Zone.
Midwater Release Less Up Less Down
Key points TMC releases return water from its nodule collection system at a depth of 2,000 meters, a level chosen because most fisheries and zooplankton live in the top 1,000 meters of the water column. The company says discharging at 2,000 meters bypasses roughly 95% of marine life, with…
Deep Sea Minerals, Westwin Sign Non-Binding Letter of Intent to Evaluate U.S. Processing of Polymetallic Nodules
Deep Sea Minerals signed a letter of intent with Westwin Elements. They will study U.S. processing of nickel, cobalt, copper and manganese from nodules.
MOBY Robotics Wins ABS Approval in Principle for Commercial-Scale Platform
MOBY Robotics secured ABS Approval in Principle for its MPP. The 25-ton MPP raises SmartLift and can run for decades without returning to port.
Chatham Rock Phosphate Progress Report & Private Placement Announcement
Chatham Rock Phosphate expects to relist on the NZX within weeks. It opened a NZ$0.05 private placement that is expected to close October 16.