Junior Miner Secures America’s Largest Strontium Deposit, Shares Hit 52-Week Highs

Sponsored:

Monday, September 15, 2025

Following our mid-August article, this miner continues to advance in the critical minerals sector. Today, the company completed the acquisition of a unique deposit, driving its shares to fresh 52-week highs.

Dateline Resources Ltd. (OTCQB:DTREF) announced this morning that the company has finalized the full acquisition of the Argos Strontium Project in San Bernardino County, California, giving the company complete ownership of the largest known strontium deposit in the U.S. The deal comes at a critical time, as the country currently depends entirely on foreign imports for its strontium needs. By adding Argos to its portfolio, Dateline bolsters its position in the critical minerals sector while advancing U.S. efforts to establish secure, domestic sources of strategically important materials. The project sits roughly 100 kilometers from the company’s Colosseum Gold and Rare Earth Elements (REE) mine, allowing Dateline to develop Argos alongside its existing operations.

The Argos Project stands out as the only sizable domestic strontium deposit, making it a key national asset at a time when supply chain stability is a top priority. With no other strontium mines or production facilities active in the United States, Argos provides a rare opportunity to align with the U.S. government’s strategy to reduce dependence on foreign mineral supplies. For Dateline, the acquisition not only secures a unique critical minerals resource but also positions the company to play a significant role in strengthening America’s mineral independence while expanding its own long-term growth prospects.

The Argos deposit is a celestite-hosted strontium resource with exceptionally high grades and very low impurities. Historical studies show material containing up to 95% strontium sulfate (SrSO₄), highlighting its purity compared to typical deposits. 

A key advantage is the deposit’s minimal barium content, as many strontium projects worldwide are uneconomic due to high barium or calcium levels. Argos’ clean geology should enable production of strontium concentrate with little processing, avoiding the expensive treatment needed for lower-grade resources.

Shares of DTREF are currently up 15.28% at $0.2075 in early-afternoon trading.

Sponsored: