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Aura Minerals is a Canadian mid-tier gold and copper production company focused on the development and operation of gold and base metal projects in the Americas. The Company`s assets include the San Andres producing gold mine in Honduras, the Sao Francisco producing gold mine in Brazil and the copper-gold-silver Aranzazu mine in Mexico (operations temporarily suspended). The Company`s core development asset is the copper-gold-iron Serrote project in Brazil. Aura Minerals` experienced management team and attractive portfolio of diversified projects will continue to solidify the Company`s position as a mid-tier gold-copper producer.
B.E.T.-ER Mix Inc is a Hudson, FL-based company in the Agriculture and Mining sector.
Unity GoldSilver Mines is a Spokane, WA-based company in the Agriculture and Mining sector.
Bruening Rock Products is a Decorah, IA-based company in the Agriculture and Mining sector.
U.S. Silica Holdings Inc. is a global performance materials company and is a member of the Russell 2000. The company is a leading producer of commercial silica used in the oil and gas industry and in a wide range of industrial applications. Over its 123-year history, U.S. Silica has developed core competencies in mining, processing, logistics and materials science that enable it to produce and cost-effectively deliver more than 600 diversified products to customers across our end markets. U.S. Silica`s wholly-owned subsidiaries include EP Minerals and SandBox Logistics™. EP Minerals is an industry leader in the production of products derived from diatomaceous earth, perlite, engineered clays and non-activated clays. SandBox Logistics™ is a state-of-the-art leader in proppant storage, handling and well-site delivery, and is dedicated to making proppant logistics cleaner, safer and more efficient. The company has 27 operating mines and processing facilities and two additional exploration stage properties across the United States and is headquartered in Katy, Texas.