![13.0 Norite (hypersthene gabbro). Stillwater Complex, Montana. White, pinkish gray to gray plagioclase feldspar and brownish black orthopyroxene comprise the bulk of this rock and all of the identifiable minerals visible here. [Scale is standard GSA scale with cm divisions.]](../13.0.JPG)
13.0 Norite (hypersthene gabbro). Stillwater Complex, Montana. White, pinkish gray to gray plagioclase feldspar and brownish black orthopyroxene comprise the bulk of this rock and all of the identifiable minerals visible here. [Scale is standard GSA scale with cm divisions.]