Name/Title
S02.03.005Description
Michele L. Risser using a binocular microscope for laboratory work at the Ohio Department of Natural Resources, Division of Geological Survey's Fountain Square campus on Morse Road, Columbus, Ohio. Binocular microscopes were used for low power observation of coarse rock fragments (for example: rock cuttings from oil and gas wells). Geologists examine these fragments to identify general classifications of rocks such as shale, sandstone, limestone, granite, etc.Context
Woman looking into microscope at a lab.