Barium's commercial identity is almost entirely synonymous with barite (BaSO₄, barium sulfate), a dense industrial mineral mined at approximately 8 million tonnes per year (excluding the United States). More than 90% of barite consumed in the United States is used as a weighting agent in oil and gas drilling fluids, where its high density, chemical inertness, and low cost make it essentially irreplaceable at industrial scale. World barite production (ex-US) reached approximately 8.2 million tonnes in 2024, led by India (32%), China (26%), Morocco (12%), and Kazakhstan (8%). The United States is a significant consumer but heavily import-dependent (net import reliance >75%), with India, China, Morocco, and Mexico supplying ~96% of US imports on a 2020–23 average basis.

The barite market is tightly coupled to global oil and gas drilling activity. In 2024, US rig counts declined from 622 at the start of the year to 585 by October 2024, finishing 39% below pre-pandemic 2019 levels. Despite the slowing US rig count, barite sales increased slightly because modern wells are drilled to greater depths requiring more barite per rig. Internationally, the non-US world rig count increased from 1,154 in 2023 to 1,169 in 2024, supporting a modest rise in world barite production. Ground barite prices averaged $220/tonne in 2024 (ex-works), near the 2023 peak of $223/tonne but more than 50% above the 2022 low of $145/tonne — the 2021–2023 price surge was driven by increased drilling activity following the post-COVID energy recovery.

A structural long-term risk in the barite market is the progressive depletion of high-density (4.2 specific gravity) barite deposits suited to deep drilling. The American Petroleum Institute responded in 2010 by issuing an alternate specification permitting 4.1 SG material, expanding the economically recoverable resource base. Identified world barite resources are approximately 740 million tonnes within a total of ~2 billion tonnes in all categories. Barite/barium is not classified as critical by the US, EU, or major multilateral bodies, reflecting its large global resource base and diverse supplier geography. However, the almost exclusive dependence on barite for drilling means that significant disruption to major exporters — particularly India and China, which together supply a majority of US imports — would rapidly constrain US energy exploration capacity.