Marietta Minerals Processing (MMP), located in Marietta, Ohio (on the Ohio River), is a processor and distributor of silicon metal which is used in a wide variety of industries such as refractories, technical ceramics, plasma spray, ceramic applications and solar cells just to name a few.

Drawing upon 23 years of experience in the market of mineral sales and service there is expertise in procurement, processing, screening, blending, packaging, storage and distribution.

Requests for custom work in the above areas of expertise are encouraged as our job is to work for you, our customer.

At Marietta Minerals Processing, we know that your customers demand the highest levels of quality. As a full-service company specializing in the processing and distribution of Silicon metal, we give you absolute control over all aspects of your order, from purity and processing to packaging and shipping. Our expertise in all stages of the mineral processing chain-from procurement to distribution-allows us to supply a product conforming to your exact size and purity specifications. Our processing and screening capabilities allow you to stipulate precise top and bottom sizes, while our packaging storage and distribution facilities allow you to select how the product will arrive at your doorstep. All of our orders are screen tested on site and include a certificate of analysis prior to shipping, ensuring you receive exactly the product you need.

With close to 30 years of experience in mineral sales and service, and customers in such diverse fields as ceramics, technical ceramics, plasma spray and refractories, Marietta Minerals Processing has the skills, the knowledge, the equipment and the people to meet your mineral processing needs. We can be your single source for all Silicon metal and Silicon metal processing needs. With a customer-focused approach and a distribution facility centrally located in southeast Ohio, we take pride in our ability to quickly and efficiently deliver the product you need when you need it.