- concretionary lens
-
конкреционная линза
English-Russian dictionary of geology. 2011.
English-Russian dictionary of geology. 2011.
Concretion — For other uses, see enterolith and nodule (geology). Septaria redirects here. For the genus of gastropods, see Septaria (gastropod). Concretions on Bowling Ball Beach (Mendocino County, California) weather out of steeply tilted Cenozoic mudstone… … Wikipedia