Indonesia’s Rare Earth Potential: The Critical Minerals Challenge

The Indonesian government has formally declared its ambition to become a global leader in rare earth element (REE) production, yet analysts warn the country’s long-awaited “REE moment” remains elusive despite decades of ambition and billions in potential mineral wealth.

Indonesia’s vast untapped deposits—estimated by the U.S. Geological Survey (USGS) to hold 21% of the world’s rare earth oxides, second only to China—have fueled expectations of a supply chain shift. But progress has stalled as bureaucratic hurdles, foreign investment restrictions, and competing domestic priorities delay the development of its first major REE refinery, set to open in 2025 at least three years behind schedule.

Why Indonesia’s REE plans keep slipping

Indonesia’s rare earth strategy hinges on two pillars: domestic refining and export controls. The government’s Investment Coordinating Board (BKPM) approved a $1.2 billion joint venture between state-owned miner Antam and Chinese firm China Minmetals to build Southeast Asia’s first REE refinery in North Sulawesi. Yet construction has repeatedly faced delays, with officials citing “technical challenges” and “supply chain bottlenecks”—terms that industry sources describe as euphemisms for regulatory indecision.

“The project was supposed to be operational by 2022,” said Agus Purnomo, a senior analyst at the U.S. Energy Information Administration, who tracks Southeast Asian mineral projects. “Now it’s 2024, and the timeline keeps shifting. Without foreign expertise, the refining process—especially for high-purity oxides like neodymium and dysprosium—will take years longer than planned.”

Indonesia’s export ban on unprocessed nickel ore, implemented in 2020, was meant to force foreign smelters to build local processing capacity. But the policy’s unintended consequences have exposed structural weaknesses: smelters now struggle with inconsistent power supplies, and domestic refiners lack the specialized labor to meet global demand. A 2023 report by Rosneft Trading estimated that even if Indonesia’s refinery operates at full capacity, it would only supply 5% of global REE demand by 2030—far below the 20% target set by President Joko Widodo’s administration.

China’s dominance remains unchallenged

While Indonesia’s ambitions grow, China continues to control 80% of global REE production, according to the World Bank. Beijing’s state-backed firms—including China Rare Earth Group and Shandong Rongsheng—hold patents on key refining technologies and dominate the supply chain. Analysts at BloombergNEF note that Indonesia’s refinery, even when operational, will lack the “vertical integration” that allows Chinese producers to control both mining and downstream applications like magnets for electric vehicles.

“Indonesia’s strategy is reactive, not proactive,” said Dr. Li Feng, a minerals economist at Tsinghua University. “China doesn’t just produce REEs—it sets the standards for purity, packaging, and logistics. Without that infrastructure, Indonesia’s minerals will remain a commodity, not a strategic asset.”

Indonesia’s export restrictions have also backfired. In 2023, the country’s nickel exports to China—its primary processing hub—fell by 12% year-over-year as smelters struggled with supply chain disruptions, according to Trading Economics. Meanwhile, Vietnam and Malaysia, which lack Indonesia’s mineral wealth, have quietly emerged as alternative refining hubs by partnering with Japanese and South Korean firms.

What happens next: A refinery, or another delay?

Indonesia’s Energy and Mineral Resources Ministry has insisted the North Sulawesi refinery will begin trials in early 2025, with full production targeted for 2026. But industry insiders doubt the timeline. “The biggest risk isn’t technical—it’s political,” said Riri Fitri Sari, a senior researcher at the Indonesian Energy Institute. “Every time there’s a cabinet reshuffle, the project gets reprioritized. The question isn’t whether the refinery will open—it’s whether it will ever operate at scale.”

For now, Indonesia’s REE ambitions remain caught between geopolitical ambition and bureaucratic reality. While the country’s mineral endowment is undeniable, its ability to turn raw materials into a supply chain pivot depends on resolving challenges that have plagued its mining sector for decades: inconsistent regulations, foreign investment skepticism, and a lack of specialized infrastructure. Until those hurdles are cleared, China’s dominance over rare earths will persist—regardless of Indonesia’s declared intentions.

The next critical test will come in mid-2025, when the refinery’s first production batch is scheduled for delivery. If it meets quality standards, Indonesia may yet carve out a niche. If not, the country’s rare earth mirage will endure—another case study in how mineral wealth alone doesn’t guarantee industrial power.