basaltoid

comparative more basaltoid · superlative most basaltoid

1. Formed like basalt; basaltiform.

   The Grenville state (1,500-1,000 million years ago) is related to the start of a new geosynclinal period dominated by basaltoid vocanicity from which the pyrite-polymetallic deposits of Sullivan type in Canada originate.

   2002, Julius Rubinstein, Non-Ferrous Metal Ores: Deposits, Minerals and Plants, page 6

plural basaltoids

1. Any dark volcanic rock that resembles basalt.

   Regarding basaltoids, resistance to atmospherical conditions is critical.

   2003, Patrick Degryse, Jan Elsen, Industrial Minerals, page 33

   1 more example

   Comparison of microelement compositions of basaltoids of Saralinsky graben and Goryachegorsk volcanic plateau shows a similarity of rare and trace elements distribution, but REE contents in subvolcanic basaltoids of Goryachegorsk plateau are intermediate between high and low contents in enriched and depleted basaltoids of Saralinsky graben.

   2020, O.M. Grinev, O.R. Grinev, R.R. Adylbaev, A.A. Bogorodov, “Saralinsky Graben—Devonian Rift of the Kuznetsk-Minusinsk Zone, Altai-Sayan Folded Area”, in Richard Ernst, Vassily V. Vrublevskii, Platon Tishin, editor, Geological Tour of Devonian and Ordovician Magmatism of Kuznetsk Alatau and Minusinsk Basin, page 67