Diamond K is the leader in the solution grade gypsum and minerals in the United States. We only use stainless steel milling and packaging equipment, which makes Diamond K the only provider of all organic, food-grade gypsum in the western United States. We are dedicated to ongoing growth, provide products with unmatched quality, and look to solve problems for our customers. Our vision is to provide products of excellence in all markets and to provide more products that make food that feeds the world better. 

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Diamond K Gypsum

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