http://www.stonesthatrock.net Stones That Rock Sat, 12 May 2012 14:40:36 +0000 http://backend.userland.com/rss092 en This beautiful Wild Horse Magnesite has a chocolate brown matrix ( ferroan limestone) with the white magnesite running through. Wild Horse Magnesite is mined in Arizona. This slab has been opticoned for easier cutting. Measurements are taken at the widest points. The rock was moistened with water in order to demonstrate ... http://www.stonesthatrock.net/wild-horse-magnesite-slab-1723