Companies in this division mine, process and sell industrial sand. Industrial sand is a foundational mineral supporting U.S. manufacturing, infrastructure and energy production.

What is Industrial Sand?

Industrial sand, sometimes referred to as silica sand, is a high-purity quartz material used across a wide range of essential industries. Unlike typical construction sand, industrial sand must meet strict specifications for chemical purity, grain size and durability. These qualities make it a critical raw material for manufacturing processes that demand precision, heat resistance and consistent performance.

Industrial sand is produced from carefully selected natural deposits containing high concentrations of quartz. While quartz is one of the most abundant minerals on Earth, deposits that meet the exacting requirements for industrial applications are relatively uncommon.

Most industrial sand is extracted through surface mining operations. After extraction, the material undergoes multiple processing steps to remove impurities, increase silica content and separate grains into precise size distributions required for specific applications.

Industrial sand is valued for several important properties:

• High silica (SiO₂) content with minimal impurities
• Uniform and carefully controlled grain size
• Exceptional hardness and durability
• High melting point suitable for high-temperature applications
• Chemical stability and resistance to degradation

These characteristics allow industrial sand to perform reliably in demanding industrial processes.

Major Uses of Industrial Sand

Glass Manufacturing

Glass production is the largest use of industrial sand. Industrial sand provides the primary ingredient for glass products used in buildings, automobiles, containers and consumer goods. High-purity sand is essential for producing clear, durable glass.

Metal Casting

Industrial sand is widely used in metal foundries to create molds and cores for casting iron, steel, aluminum and other metals. Its ability to withstand extreme temperatures makes it ideal for shaping complex metal components used throughout the manufacturing sector.

Construction Materials

Industrial sand is used in specialized construction products such as high-strength concrete, mortars and engineered building materials that require precise grain size and purity.

Water Filtration

Because of its uniform grain structure and chemical stability, industrial sand is commonly used in filtration systems. It helps remove impurities from drinking water and plays an important role in municipal water treatment and industrial water systems.

Energy Production

Industrial sand is also a key material used in domestic energy production. In hydraulic fracturing operations, sand helps keep fractures open in underground rock formations, allowing oil and natural gas to flow more efficiently.

Advanced Manufacturing and Technology

Industrial sand supports a variety of advanced manufacturing applications, including:

• Ceramics and refractory materials
• Abrasives and blasting media
• Chemical production
• Electronics and silicon manufacturing

These industries rely on consistent, high-quality industrial sand to maintain product performance and manufacturing efficiency.

Learn more about industrial sand from USGS Silica Statistics and Information.

Industrial Sand and the U.S. Economy and Supply Chain

Industrial sand plays a vital role in supporting American manufacturing and energy production. From glassmaking and metal casting to advanced manufacturing and energy development, industrial sand is a key input for numerous industries that drive economic growth.

Domestic industrial sand production helps ensure that manufacturers have access to reliable, high-quality raw materials. Maintaining a strong domestic supply chain reduces reliance on foreign sources and supports the resilience of industries that depend on industrial sand to produce essential goods.

A secure and efficient supply of industrial sand is essential for the industries that depend on it. Glass manufacturers, metal foundries, water treatment facilities and energy producers all rely on consistent access to high-quality industrial sand to maintain production.

By supporting responsible resource development and efficient permitting processes, the United States can maintain a stable supply of this essential mineral and strengthen the broader industrial supply chain.

Industrial sand operations also provide economic benefits to local communities through jobs, investment and tax revenue while supplying materials necessary for modern life.

Industrial sand may not always be visible to consumers, but it is essential to many of the products and technologies people use every day. From glass windows and metal components to clean drinking water and energy production, industrial sand plays a critical role in modern life.

Ensuring continued access to high-quality domestic industrial sand resources supports American manufacturing, strengthens supply chains and sustains the industries that build and power the nation.