Montana antimony mine expands to ramp up production of the 'critical mineral'

United States Antimony Corp

UAMY

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NYSE | NYSE TEXAS

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A Strategic U.S. Resource Company

USAC is a publicly traded (NYSE: UAMY) natural resource company and the only significant antimony producer in the United States — vertically integrated across mining, milling, smelting, and sales.

Company Overview

Mission & Core Values

Management Team

Minerals Position

History

From the Earth, For Industry

USAC mines and produces two natural materials with broad industrial applications. Select a material to learn more.

Antimony

Cobalt

Tungsten

Zeolite

Critical Materials. Broad Applications.

Antimony and zeolite are hidden inside the products, infrastructure, and innovations that define modern life.

Defense

Energy Transition

Technology

Health & Environment

A Supply Chain You Can Trace.

USAC controls the entire arc of antimony production — from raw ore in the ground to finished metal and oxide ready for customers. We eliminate dependency on foreign suppliers and deliver a critical mineral supply America can rely on.