From Business: Norcal Perlite is a fully integrated perlite mining and expansion business focused on horticultural and industrial products. American Perlite Mine is a sister company to Norcal…

From Business: Shop established in 1952, selling rocks,minerals, and gemstones from around the world, varying from high quality specimens to beginner collection items.

From Business: Applied Ceramics is a fabricator of custom-made ceramics, quartz, silicon and sapphire spare parts designed for the semiconductor industry. The company uses materials that are…

From Business: G.M. Associates, the United States agent of Herbert Arnold GmbH & Co., is a leading supplier of fused quartz raw materials and components. The company also aims to supply the…