nephroidReference work entryDOI: https://doi.org/10.1007/978-3-540-72816-0_15151 5 Downloads How to cite a mineral, in which radiation aggregates terminate in a rounded mass with smooth, hummocky rounded surface. Also called kidney-like, kidney-shaped. Mammillary. Open image in new window This is a preview of subscription content, log in to check access.Copyright information© Springer-Verlag Berlin Heidelberg New York 2009